72484360

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139393}}^1$

素因数の和:139417

約数の個数: 32

約数和(自身を含む): 175636440

約数和(自身を除く): 103152080

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 139393, 278786, 557572, 696965, 1115144, 1393930, 1812109, 2787860, 3624218, 5575720, 7248436, 9060545, 14496872, 18121090, 36242180, 72484360]

約数ペア:

[(1, 72484360), (2, 36242180), (4, 18121090), (5, 14496872), (8, 9060545), (10, 7248436), (13, 5575720), (20, 3624218), (26, 2787860), (40, 1812109), (52, 1393930), (65, 1115144), (104, 696965), (130, 557572), (260, 278786), (520, 139393)]