86379680

素因数分解:

$2^5\times 5^1\times {\mathrm{277}}^1\times {\mathrm{1949}}^1$

素因数の和:2241

約数の個数: 48

約数和(自身を含む): 204913800

約数和(自身を除く): 118534120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 277, 554, 1108, 1385, 1949, 2216, 2770, 3898, 4432, 5540, 7796, 8864, 9745, 11080, 15592, 19490, 22160, 31184, 38980, 44320, 62368, 77960, 155920, 311840, 539873, 1079746, 2159492, 2699365, 4318984, 5398730, 8637968, 10797460, 17275936, 21594920, 43189840, 86379680]

約数ペア:

[(1, 86379680), (2, 43189840), (4, 21594920), (5, 17275936), (8, 10797460), (10, 8637968), (16, 5398730), (20, 4318984), (32, 2699365), (40, 2159492), (80, 1079746), (160, 539873), (277, 311840), (554, 155920), (1108, 77960), (1385, 62368), (1949, 44320), (2216, 38980), (2770, 31184), (3898, 22160), (4432, 19490), (5540, 15592), (7796, 11080), (8864, 9745)]