77654830

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1$

素因数の和:313

約数の個数: 64

約数和(自身を含む): 158132736

約数和(自身を除く): 80477906

約数列:

[1, 2, 5, 10, 11, 22, 55, 61, 71, 110, 122, 142, 163, 305, 326, 355, 610, 671, 710, 781, 815, 1342, 1562, 1630, 1793, 3355, 3586, 3905, 4331, 6710, 7810, 8662, 8965, 9943, 11573, 17930, 19886, 21655, 23146, 43310, 47641, 49715, 57865, 95282, 99430, 109373, 115730, 127303, 218746, 238205, 254606, 476410, 546865, 636515, 705953, 1093730, 1273030, 1411906, 3529765, 7059530, 7765483, 15530966, 38827415, 77654830]

約数ペア:

[(1, 77654830), (2, 38827415), (5, 15530966), (10, 7765483), (11, 7059530), (22, 3529765), (55, 1411906), (61, 1273030), (71, 1093730), (110, 705953), (122, 636515), (142, 546865), (163, 476410), (305, 254606), (326, 238205), (355, 218746), (610, 127303), (671, 115730), (710, 109373), (781, 99430), (815, 95282), (1342, 57865), (1562, 49715), (1630, 47641), (1793, 43310), (3355, 23146), (3586, 21655), (3905, 19886), (4331, 17930), (6710, 11573), (7810, 9943), (8662, 8965)]