51853480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{1699}}^1$

素因数の和:1826

約数の個数: 64

約数和(自身を含む): 134640000

約数和(自身を除く): 82786520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 109, 140, 218, 280, 436, 545, 763, 872, 1090, 1526, 1699, 2180, 3052, 3398, 3815, 4360, 6104, 6796, 7630, 8495, 11893, 13592, 15260, 16990, 23786, 30520, 33980, 47572, 59465, 67960, 95144, 118930, 185191, 237860, 370382, 475720, 740764, 925955, 1296337, 1481528, 1851910, 2592674, 3703820, 5185348, 6481685, 7407640, 10370696, 12963370, 25926740, 51853480]

約数ペア:

[(1, 51853480), (2, 25926740), (4, 12963370), (5, 10370696), (7, 7407640), (8, 6481685), (10, 5185348), (14, 3703820), (20, 2592674), (28, 1851910), (35, 1481528), (40, 1296337), (56, 925955), (70, 740764), (109, 475720), (140, 370382), (218, 237860), (280, 185191), (436, 118930), (545, 95144), (763, 67960), (872, 59465), (1090, 47572), (1526, 33980), (1699, 30520), (2180, 23786), (3052, 16990), (3398, 15260), (3815, 13592), (4360, 11893), (6104, 8495), (6796, 7630)]