28431650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:156

約数の個数: 96

約数和(自身を含む): 62995968

約数和(自身を除く): 34564318

約数列:

[1, 2, 5, 10, 13, 17, 25, 26, 31, 34, 50, 62, 65, 83, 85, 130, 155, 166, 170, 221, 310, 325, 403, 415, 425, 442, 527, 650, 775, 806, 830, 850, 1054, 1079, 1105, 1411, 1550, 2015, 2075, 2158, 2210, 2573, 2635, 2822, 4030, 4150, 5146, 5270, 5395, 5525, 6851, 7055, 10075, 10790, 11050, 12865, 13175, 13702, 14110, 18343, 20150, 25730, 26350, 26975, 33449, 34255, 35275, 36686, 43741, 53950, 64325, 66898, 68510, 70550, 87482, 91715, 128650, 167245, 171275, 183430, 218705, 334490, 342550, 437410, 458575, 568633, 836225, 917150, 1093525, 1137266, 1672450, 2187050, 2843165, 5686330, 14215825, 28431650]

約数ペア:

[(1, 28431650), (2, 14215825), (5, 5686330), (10, 2843165), (13, 2187050), (17, 1672450), (25, 1137266), (26, 1093525), (31, 917150), (34, 836225), (50, 568633), (62, 458575), (65, 437410), (83, 342550), (85, 334490), (130, 218705), (155, 183430), (166, 171275), (170, 167245), (221, 128650), (310, 91715), (325, 87482), (403, 70550), (415, 68510), (425, 66898), (442, 64325), (527, 53950), (650, 43741), (775, 36686), (806, 35275), (830, 34255), (850, 33449), (1054, 26975), (1079, 26350), (1105, 25730), (1411, 20150), (1550, 18343), (2015, 14110), (2075, 13702), (2158, 13175), (2210, 12865), (2573, 11050), (2635, 10790), (2822, 10075), (4030, 7055), (4150, 6851), (5146, 5525), (5270, 5395)]