78849728

素因数分解:

$2^6\times {\mathrm{89}}^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1$

素因数の和:337

約数の個数: 56

約数和(自身を含む): 160934400

約数和(自身を除く): 82084672

約数列:

[1, 2, 4, 8, 16, 32, 64, 89, 109, 127, 178, 218, 254, 356, 436, 508, 712, 872, 1016, 1424, 1744, 2032, 2848, 3488, 4064, 5696, 6976, 8128, 9701, 11303, 13843, 19402, 22606, 27686, 38804, 45212, 55372, 77608, 90424, 110744, 155216, 180848, 221488, 310432, 361696, 442976, 620864, 723392, 885952, 1232027, 2464054, 4928108, 9856216, 19712432, 39424864, 78849728]

約数ペア:

[(1, 78849728), (2, 39424864), (4, 19712432), (8, 9856216), (16, 4928108), (32, 2464054), (64, 1232027), (89, 885952), (109, 723392), (127, 620864), (178, 442976), (218, 361696), (254, 310432), (356, 221488), (436, 180848), (508, 155216), (712, 110744), (872, 90424), (1016, 77608), (1424, 55372), (1744, 45212), (2032, 38804), (2848, 27686), (3488, 22606), (4064, 19402), (5696, 13843), (6976, 11303), (8128, 9701)]