4991034880

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149971}}^1$

素因数の和:150007

約数の個数: 80

約数和(自身を含む): 12887393904

約数和(自身を除く): 7896359024

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 512, 520, 640, 832, 1040, 1280, 1664, 2080, 2560, 3328, 4160, 6656, 8320, 16640, 33280, 149971, 299942, 599884, 749855, 1199768, 1499710, 1949623, 2399536, 2999420, 3899246, 4799072, 5998840, 7798492, 9598144, 9748115, 11997680, 15596984, 19196288, 19496230, 23995360, 31193968, 38392576, 38992460, 47990720, 62387936, 76785152, 77984920, 95981440, 124775872, 155969840, 191962880, 249551744, 311939680, 383925760, 499103488, 623879360, 998206976, 1247758720, 2495517440, 4991034880]

約数ペア:

[(1, 4991034880), (2, 2495517440), (4, 1247758720), (5, 998206976), (8, 623879360), (10, 499103488), (13, 383925760), (16, 311939680), (20, 249551744), (26, 191962880), (32, 155969840), (40, 124775872), (52, 95981440), (64, 77984920), (65, 76785152), (80, 62387936), (104, 47990720), (128, 38992460), (130, 38392576), (160, 31193968), (208, 23995360), (256, 19496230), (260, 19196288), (320, 15596984), (416, 11997680), (512, 9748115), (520, 9598144), (640, 7798492), (832, 5998840), (1040, 4799072), (1280, 3899246), (1664, 2999420), (2080, 2399536), (2560, 1949623), (3328, 1499710), (4160, 1199768), (6656, 749855), (8320, 599884), (16640, 299942), (33280, 149971)]