204513010

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{68399}}^1$

素因数の和:68442

約数の個数: 32

約数和(自身を含む): 413683200

約数和(自身を除く): 209170190

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 230, 299, 598, 1495, 2990, 68399, 136798, 341995, 683990, 889187, 1573177, 1778374, 3146354, 4445935, 7865885, 8891870, 15731770, 20451301, 40902602, 102256505, 204513010]

約数ペア:

[(1, 204513010), (2, 102256505), (5, 40902602), (10, 20451301), (13, 15731770), (23, 8891870), (26, 7865885), (46, 4445935), (65, 3146354), (115, 1778374), (130, 1573177), (230, 889187), (299, 683990), (598, 341995), (1495, 136798), (2990, 68399)]