51521600

素因数分解:

$2^6\times 5^2\times {\mathrm{13}}^1\times {\mathrm{2477}}^1$

素因数の和:2512

約数の個数: 84

約数和(自身を含む): 136582404

約数和(自身を除く): 85060804

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 64, 65, 80, 100, 104, 130, 160, 200, 208, 260, 320, 325, 400, 416, 520, 650, 800, 832, 1040, 1300, 1600, 2080, 2477, 2600, 4160, 4954, 5200, 9908, 10400, 12385, 19816, 20800, 24770, 32201, 39632, 49540, 61925, 64402, 79264, 99080, 123850, 128804, 158528, 161005, 198160, 247700, 257608, 322010, 396320, 495400, 515216, 644020, 792640, 805025, 990800, 1030432, 1288040, 1610050, 1981600, 2060864, 2576080, 3220100, 3963200, 5152160, 6440200, 10304320, 12880400, 25760800, 51521600]

約数ペア:

[(1, 51521600), (2, 25760800), (4, 12880400), (5, 10304320), (8, 6440200), (10, 5152160), (13, 3963200), (16, 3220100), (20, 2576080), (25, 2060864), (26, 1981600), (32, 1610050), (40, 1288040), (50, 1030432), (52, 990800), (64, 805025), (65, 792640), (80, 644020), (100, 515216), (104, 495400), (130, 396320), (160, 322010), (200, 257608), (208, 247700), (260, 198160), (320, 161005), (325, 158528), (400, 128804), (416, 123850), (520, 99080), (650, 79264), (800, 64402), (832, 61925), (1040, 49540), (1300, 39632), (1600, 32201), (2080, 24770), (2477, 20800), (2600, 19816), (4160, 12385), (4954, 10400), (5200, 9908)]