68202280

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1\times {\mathrm{191}}^1$

素因数の和:394

約数の個数: 64

約数和(自身を含む): 157593600

約数和(自身を除く): 89391320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 113, 158, 191, 226, 316, 382, 395, 452, 565, 632, 764, 790, 904, 955, 1130, 1528, 1580, 1910, 2260, 3160, 3820, 4520, 7640, 8927, 15089, 17854, 21583, 30178, 35708, 43166, 44635, 60356, 71416, 75445, 86332, 89270, 107915, 120712, 150890, 172664, 178540, 215830, 301780, 357080, 431660, 603560, 863320, 1705057, 3410114, 6820228, 8525285, 13640456, 17050570, 34101140, 68202280]

約数ペア:

[(1, 68202280), (2, 34101140), (4, 17050570), (5, 13640456), (8, 8525285), (10, 6820228), (20, 3410114), (40, 1705057), (79, 863320), (113, 603560), (158, 431660), (191, 357080), (226, 301780), (316, 215830), (382, 178540), (395, 172664), (452, 150890), (565, 120712), (632, 107915), (764, 89270), (790, 86332), (904, 75445), (955, 71416), (1130, 60356), (1528, 44635), (1580, 43166), (1910, 35708), (2260, 30178), (3160, 21583), (3820, 17854), (4520, 15089), (7640, 8927)]