384800

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1$

素因数の和:70

約数の個数: 72

約数和(自身を含む): 1038996

約数和(自身を除く): 654196

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 37, 40, 50, 52, 65, 74, 80, 100, 104, 130, 148, 160, 185, 200, 208, 260, 296, 325, 370, 400, 416, 481, 520, 592, 650, 740, 800, 925, 962, 1040, 1184, 1300, 1480, 1850, 1924, 2080, 2405, 2600, 2960, 3700, 3848, 4810, 5200, 5920, 7400, 7696, 9620, 10400, 12025, 14800, 15392, 19240, 24050, 29600, 38480, 48100, 76960, 96200, 192400, 384800]

約数ペア:

[(1, 384800), (2, 192400), (4, 96200), (5, 76960), (8, 48100), (10, 38480), (13, 29600), (16, 24050), (20, 19240), (25, 15392), (26, 14800), (32, 12025), (37, 10400), (40, 9620), (50, 7696), (52, 7400), (65, 5920), (74, 5200), (80, 4810), (100, 3848), (104, 3700), (130, 2960), (148, 2600), (160, 2405), (185, 2080), (200, 1924), (208, 1850), (260, 1480), (296, 1300), (325, 1184), (370, 1040), (400, 962), (416, 925), (481, 800), (520, 740), (592, 650)]