77920444

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{983}}^1$

素因数の和:1162

約数の個数: 48

約数和(自身を含む): 165312000

約数和(自身を除く): 87391556

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 149, 266, 298, 532, 596, 983, 1043, 1966, 2086, 2831, 3932, 4172, 5662, 6881, 11324, 13762, 18677, 19817, 27524, 37354, 39634, 74708, 79268, 130739, 146467, 261478, 292934, 522956, 585868, 1025269, 2050538, 2782873, 4101076, 5565746, 11131492, 19480111, 38960222, 77920444]

約数ペア:

[(1, 77920444), (2, 38960222), (4, 19480111), (7, 11131492), (14, 5565746), (19, 4101076), (28, 2782873), (38, 2050538), (76, 1025269), (133, 585868), (149, 522956), (266, 292934), (298, 261478), (532, 146467), (596, 130739), (983, 79268), (1043, 74708), (1966, 39634), (2086, 37354), (2831, 27524), (3932, 19817), (4172, 18677), (5662, 13762), (6881, 11324)]