86136280

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{643}}^1$

素因数の和:868

約数の個数: 64

約数和(自身を含む): 206569440

約数和(自身を除く): 120433160

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 197, 340, 394, 643, 680, 788, 985, 1286, 1576, 1970, 2572, 3215, 3349, 3940, 5144, 6430, 6698, 7880, 10931, 12860, 13396, 16745, 21862, 25720, 26792, 33490, 43724, 54655, 66980, 87448, 109310, 126671, 133960, 218620, 253342, 437240, 506684, 633355, 1013368, 1266710, 2153407, 2533420, 4306814, 5066840, 8613628, 10767035, 17227256, 21534070, 43068140, 86136280]

約数ペア:

[(1, 86136280), (2, 43068140), (4, 21534070), (5, 17227256), (8, 10767035), (10, 8613628), (17, 5066840), (20, 4306814), (34, 2533420), (40, 2153407), (68, 1266710), (85, 1013368), (136, 633355), (170, 506684), (197, 437240), (340, 253342), (394, 218620), (643, 133960), (680, 126671), (788, 109310), (985, 87448), (1286, 66980), (1576, 54655), (1970, 43724), (2572, 33490), (3215, 26792), (3349, 25720), (3940, 21862), (5144, 16745), (6430, 13396), (6698, 12860), (7880, 10931)]