72456800

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{6967}}^1$

素因数の和:7000

約数の個数: 72

約数和(自身を含む): 190519056

約数和(自身を除く): 118062256

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, 520, 650, 800, 1040, 1300, 2080, 2600, 5200, 6967, 10400, 13934, 27868, 34835, 55736, 69670, 90571, 111472, 139340, 174175, 181142, 222944, 278680, 348350, 362284, 452855, 557360, 696700, 724568, 905710, 1114720, 1393400, 1449136, 1811420, 2264275, 2786800, 2898272, 3622840, 4528550, 5573600, 7245680, 9057100, 14491360, 18114200, 36228400, 72456800]

約数ペア:

[(1, 72456800), (2, 36228400), (4, 18114200), (5, 14491360), (8, 9057100), (10, 7245680), (13, 5573600), (16, 4528550), (20, 3622840), (25, 2898272), (26, 2786800), (32, 2264275), (40, 1811420), (50, 1449136), (52, 1393400), (65, 1114720), (80, 905710), (100, 724568), (104, 696700), (130, 557360), (160, 452855), (200, 362284), (208, 348350), (260, 278680), (325, 222944), (400, 181142), (416, 174175), (520, 139340), (650, 111472), (800, 90571), (1040, 69670), (1300, 55736), (2080, 34835), (2600, 27868), (5200, 13934), (6967, 10400)]