61318000

素因数分解:

$2^4\times 5^3\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:120

約数の個数: 160

約数和(自身を含む): 163418112

約数和(自身を除く): 102100112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 31, 40, 43, 46, 50, 62, 80, 86, 92, 100, 115, 124, 125, 155, 172, 184, 200, 215, 230, 248, 250, 310, 344, 368, 400, 430, 460, 496, 500, 575, 620, 688, 713, 775, 860, 920, 989, 1000, 1075, 1150, 1240, 1333, 1426, 1550, 1720, 1840, 1978, 2000, 2150, 2300, 2480, 2666, 2852, 2875, 3100, 3440, 3565, 3875, 3956, 4300, 4600, 4945, 5332, 5375, 5704, 5750, 6200, 6665, 7130, 7750, 7912, 8600, 9200, 9890, 10664, 10750, 11408, 11500, 12400, 13330, 14260, 15500, 15824, 17200, 17825, 19780, 21328, 21500, 23000, 24725, 26660, 28520, 30659, 31000, 33325, 35650, 39560, 43000, 46000, 49450, 53320, 57040, 61318, 62000, 66650, 71300, 79120, 86000, 89125, 98900, 106640, 122636, 123625, 133300, 142600, 153295, 166625, 178250, 197800, 245272, 247250, 266600, 285200, 306590, 333250, 356500, 395600, 490544, 494500, 533200, 613180, 666500, 713000, 766475, 989000, 1226360, 1333000, 1426000, 1532950, 1978000, 2452720, 2666000, 3065900, 3832375, 6131800, 7664750, 12263600, 15329500, 30659000, 61318000]

約数ペア:

[(1, 61318000), (2, 30659000), (4, 15329500), (5, 12263600), (8, 7664750), (10, 6131800), (16, 3832375), (20, 3065900), (23, 2666000), (25, 2452720), (31, 1978000), (40, 1532950), (43, 1426000), (46, 1333000), (50, 1226360), (62, 989000), (80, 766475), (86, 713000), (92, 666500), (100, 613180), (115, 533200), (124, 494500), (125, 490544), (155, 395600), (172, 356500), (184, 333250), (200, 306590), (215, 285200), (230, 266600), (248, 247250), (250, 245272), (310, 197800), (344, 178250), (368, 166625), (400, 153295), (430, 142600), (460, 133300), (496, 123625), (500, 122636), (575, 106640), (620, 98900), (688, 89125), (713, 86000), (775, 79120), (860, 71300), (920, 66650), (989, 62000), (1000, 61318), (1075, 57040), (1150, 53320), (1240, 49450), (1333, 46000), (1426, 43000), (1550, 39560), (1720, 35650), (1840, 33325), (1978, 31000), (2000, 30659), (2150, 28520), (2300, 26660), (2480, 24725), (2666, 23000), (2852, 21500), (2875, 21328), (3100, 19780), (3440, 17825), (3565, 17200), (3875, 15824), (3956, 15500), (4300, 14260), (4600, 13330), (4945, 12400), (5332, 11500), (5375, 11408), (5704, 10750), (5750, 10664), (6200, 9890), (6665, 9200), (7130, 8600), (7750, 7912)]