73979984

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{1987}}^1$

素因数の和:2187

約数の個数: 40

約数和(自身を含む): 155302560

約数和(自身を除く): 81322576

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 179, 208, 358, 716, 1432, 1987, 2327, 2864, 3974, 4654, 7948, 9308, 15896, 18616, 25831, 31792, 37232, 51662, 103324, 206648, 355673, 413296, 711346, 1422692, 2845384, 4623749, 5690768, 9247498, 18494996, 36989992, 73979984]

約数ペア:

[(1, 73979984), (2, 36989992), (4, 18494996), (8, 9247498), (13, 5690768), (16, 4623749), (26, 2845384), (52, 1422692), (104, 711346), (179, 413296), (208, 355673), (358, 206648), (716, 103324), (1432, 51662), (1987, 37232), (2327, 31792), (2864, 25831), (3974, 18616), (4654, 15896), (7948, 9308)]