159064100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3947}}^1$

素因数の和:4005

約数の個数: 72

約数和(自身を含む): 383808768

約数和(自身を除く): 224744668

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 31, 50, 52, 62, 65, 100, 124, 130, 155, 260, 310, 325, 403, 620, 650, 775, 806, 1300, 1550, 1612, 2015, 3100, 3947, 4030, 7894, 8060, 10075, 15788, 19735, 20150, 39470, 40300, 51311, 78940, 98675, 102622, 122357, 197350, 205244, 244714, 256555, 394700, 489428, 513110, 611785, 1026220, 1223570, 1282775, 1590641, 2447140, 2565550, 3058925, 3181282, 5131100, 6117850, 6362564, 7953205, 12235700, 15906410, 31812820, 39766025, 79532050, 159064100]

約数ペア:

[(1, 159064100), (2, 79532050), (4, 39766025), (5, 31812820), (10, 15906410), (13, 12235700), (20, 7953205), (25, 6362564), (26, 6117850), (31, 5131100), (50, 3181282), (52, 3058925), (62, 2565550), (65, 2447140), (100, 1590641), (124, 1282775), (130, 1223570), (155, 1026220), (260, 611785), (310, 513110), (325, 489428), (403, 394700), (620, 256555), (650, 244714), (775, 205244), (806, 197350), (1300, 122357), (1550, 102622), (1612, 98675), (2015, 78940), (3100, 51311), (3947, 40300), (4030, 39470), (7894, 20150), (8060, 19735), (10075, 15788)]