73676540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{641}}^1\times {\mathrm{821}}^1$

素因数の和:1478

約数の個数: 48

約数和(自身を含む): 177315264

約数和(自身を除く): 103638724

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 641, 821, 1282, 1642, 2564, 3205, 3284, 4105, 4487, 5747, 6410, 8210, 8974, 11494, 12820, 16420, 17948, 22435, 22988, 28735, 44870, 57470, 89740, 114940, 526261, 1052522, 2105044, 2631305, 3683827, 5262610, 7367654, 10525220, 14735308, 18419135, 36838270, 73676540]

約数ペア:

[(1, 73676540), (2, 36838270), (4, 18419135), (5, 14735308), (7, 10525220), (10, 7367654), (14, 5262610), (20, 3683827), (28, 2631305), (35, 2105044), (70, 1052522), (140, 526261), (641, 114940), (821, 89740), (1282, 57470), (1642, 44870), (2564, 28735), (3205, 22988), (3284, 22435), (4105, 17948), (4487, 16420), (5747, 12820), (6410, 11494), (8210, 8974)]