5189600

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{499}}^1$

素因数の和:532

約数の個数: 72

約数和(自身を含む): 13671000

約数和(自身を除く): 8481400

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 65, 80, 100, 104, 130, 160, 200, 208, 260, 325, 400, 416, 499, 520, 650, 800, 998, 1040, 1300, 1996, 2080, 2495, 2600, 3992, 4990, 5200, 6487, 7984, 9980, 10400, 12475, 12974, 15968, 19960, 24950, 25948, 32435, 39920, 49900, 51896, 64870, 79840, 99800, 103792, 129740, 162175, 199600, 207584, 259480, 324350, 399200, 518960, 648700, 1037920, 1297400, 2594800, 5189600]

約数ペア:

[(1, 5189600), (2, 2594800), (4, 1297400), (5, 1037920), (8, 648700), (10, 518960), (13, 399200), (16, 324350), (20, 259480), (25, 207584), (26, 199600), (32, 162175), (40, 129740), (50, 103792), (52, 99800), (65, 79840), (80, 64870), (100, 51896), (104, 49900), (130, 39920), (160, 32435), (200, 25948), (208, 24950), (260, 19960), (325, 15968), (400, 12974), (416, 12475), (499, 10400), (520, 9980), (650, 7984), (800, 6487), (998, 5200), (1040, 4990), (1300, 3992), (1996, 2600), (2080, 2495)]