81562600

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1$

素因数の和:212

約数の個数: 192

約数和(自身を含む): 241056000

約数和(自身を除く): 159493400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 23, 25, 28, 34, 35, 40, 46, 50, 56, 68, 70, 85, 92, 100, 115, 119, 136, 140, 149, 161, 170, 175, 184, 200, 230, 238, 280, 298, 322, 340, 350, 391, 425, 460, 476, 575, 595, 596, 644, 680, 700, 745, 782, 805, 850, 920, 952, 1043, 1150, 1190, 1192, 1288, 1400, 1490, 1564, 1610, 1700, 1955, 2086, 2300, 2380, 2533, 2737, 2975, 2980, 3128, 3220, 3400, 3427, 3725, 3910, 4025, 4172, 4600, 4760, 5066, 5215, 5474, 5950, 5960, 6440, 6854, 7450, 7820, 8050, 8344, 9775, 10132, 10430, 10948, 11900, 12665, 13685, 13708, 14900, 15640, 16100, 17135, 17731, 19550, 20264, 20860, 21896, 23800, 23989, 25330, 26075, 27370, 27416, 29800, 32200, 34270, 35462, 39100, 41720, 47978, 50660, 52150, 54740, 58259, 63325, 68425, 68540, 70924, 78200, 85675, 88655, 95956, 101320, 104300, 109480, 116518, 119945, 126650, 136850, 137080, 141848, 171350, 177310, 191912, 208600, 233036, 239890, 253300, 273700, 291295, 342700, 354620, 407813, 443275, 466072, 479780, 506600, 547400, 582590, 599725, 685400, 709240, 815626, 886550, 959560, 1165180, 1199450, 1456475, 1631252, 1773100, 2039065, 2330360, 2398900, 2912950, 3262504, 3546200, 4078130, 4797800, 5825900, 8156260, 10195325, 11651800, 16312520, 20390650, 40781300, 81562600]

約数ペア:

[(1, 81562600), (2, 40781300), (4, 20390650), (5, 16312520), (7, 11651800), (8, 10195325), (10, 8156260), (14, 5825900), (17, 4797800), (20, 4078130), (23, 3546200), (25, 3262504), (28, 2912950), (34, 2398900), (35, 2330360), (40, 2039065), (46, 1773100), (50, 1631252), (56, 1456475), (68, 1199450), (70, 1165180), (85, 959560), (92, 886550), (100, 815626), (115, 709240), (119, 685400), (136, 599725), (140, 582590), (149, 547400), (161, 506600), (170, 479780), (175, 466072), (184, 443275), (200, 407813), (230, 354620), (238, 342700), (280, 291295), (298, 273700), (322, 253300), (340, 239890), (350, 233036), (391, 208600), (425, 191912), (460, 177310), (476, 171350), (575, 141848), (595, 137080), (596, 136850), (644, 126650), (680, 119945), (700, 116518), (745, 109480), (782, 104300), (805, 101320), (850, 95956), (920, 88655), (952, 85675), (1043, 78200), (1150, 70924), (1190, 68540), (1192, 68425), (1288, 63325), (1400, 58259), (1490, 54740), (1564, 52150), (1610, 50660), (1700, 47978), (1955, 41720), (2086, 39100), (2300, 35462), (2380, 34270), (2533, 32200), (2737, 29800), (2975, 27416), (2980, 27370), (3128, 26075), (3220, 25330), (3400, 23989), (3427, 23800), (3725, 21896), (3910, 20860), (4025, 20264), (4172, 19550), (4600, 17731), (4760, 17135), (5066, 16100), (5215, 15640), (5474, 14900), (5950, 13708), (5960, 13685), (6440, 12665), (6854, 11900), (7450, 10948), (7820, 10430), (8050, 10132), (8344, 9775)]