81615632

素因数分解:

$2^4\times 7^1\times {\mathrm{239}}^1\times {\mathrm{3049}}^1$

素因数の和:3303

約数の個数: 40

約数和(自身を含む): 181536000

約数和(自身を除く): 99920368

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 239, 478, 956, 1673, 1912, 3049, 3346, 3824, 6098, 6692, 12196, 13384, 21343, 24392, 26768, 42686, 48784, 85372, 170744, 341488, 728711, 1457422, 2914844, 5100977, 5829688, 10201954, 11659376, 20403908, 40807816, 81615632]

約数ペア:

[(1, 81615632), (2, 40807816), (4, 20403908), (7, 11659376), (8, 10201954), (14, 5829688), (16, 5100977), (28, 2914844), (56, 1457422), (112, 728711), (239, 341488), (478, 170744), (956, 85372), (1673, 48784), (1912, 42686), (3049, 26768), (3346, 24392), (3824, 21343), (6098, 13384), (6692, 12196)]