40781300

素因数分解:

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

素因数の和:210

約数の個数: 144

約数和(自身を含む): 112492800

約数和(自身を除く): 71711500

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 23, 25, 28, 34, 35, 46, 50, 68, 70, 85, 92, 100, 115, 119, 140, 149, 161, 170, 175, 230, 238, 298, 322, 340, 350, 391, 425, 460, 476, 575, 595, 596, 644, 700, 745, 782, 805, 850, 1043, 1150, 1190, 1490, 1564, 1610, 1700, 1955, 2086, 2300, 2380, 2533, 2737, 2975, 2980, 3220, 3427, 3725, 3910, 4025, 4172, 5066, 5215, 5474, 5950, 6854, 7450, 7820, 8050, 9775, 10132, 10430, 10948, 11900, 12665, 13685, 13708, 14900, 16100, 17135, 17731, 19550, 20860, 23989, 25330, 26075, 27370, 34270, 35462, 39100, 47978, 50660, 52150, 54740, 58259, 63325, 68425, 68540, 70924, 85675, 88655, 95956, 104300, 116518, 119945, 126650, 136850, 171350, 177310, 233036, 239890, 253300, 273700, 291295, 342700, 354620, 407813, 443275, 479780, 582590, 599725, 815626, 886550, 1165180, 1199450, 1456475, 1631252, 1773100, 2039065, 2398900, 2912950, 4078130, 5825900, 8156260, 10195325, 20390650, 40781300]

約数ペア:

[(1, 40781300), (2, 20390650), (4, 10195325), (5, 8156260), (7, 5825900), (10, 4078130), (14, 2912950), (17, 2398900), (20, 2039065), (23, 1773100), (25, 1631252), (28, 1456475), (34, 1199450), (35, 1165180), (46, 886550), (50, 815626), (68, 599725), (70, 582590), (85, 479780), (92, 443275), (100, 407813), (115, 354620), (119, 342700), (140, 291295), (149, 273700), (161, 253300), (170, 239890), (175, 233036), (230, 177310), (238, 171350), (298, 136850), (322, 126650), (340, 119945), (350, 116518), (391, 104300), (425, 95956), (460, 88655), (476, 85675), (575, 70924), (595, 68540), (596, 68425), (644, 63325), (700, 58259), (745, 54740), (782, 52150), (805, 50660), (850, 47978), (1043, 39100), (1150, 35462), (1190, 34270), (1490, 27370), (1564, 26075), (1610, 25330), (1700, 23989), (1955, 20860), (2086, 19550), (2300, 17731), (2380, 17135), (2533, 16100), (2737, 14900), (2975, 13708), (2980, 13685), (3220, 12665), (3427, 11900), (3725, 10948), (3910, 10430), (4025, 10132), (4172, 9775), (5066, 8050), (5215, 7820), (5474, 7450), (5950, 6854)]