67721030

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{30643}}^1$

素因数の和:30680

約数の個数: 32

約数和(自身を含む): 139001184

約数和(自身を除く): 71280154

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 30643, 61286, 153215, 306430, 398359, 520931, 796718, 1041862, 1991795, 2604655, 3983590, 5209310, 6772103, 13544206, 33860515, 67721030]

約数ペア:

[(1, 67721030), (2, 33860515), (5, 13544206), (10, 6772103), (13, 5209310), (17, 3983590), (26, 2604655), (34, 1991795), (65, 1041862), (85, 796718), (130, 520931), (170, 398359), (221, 306430), (442, 153215), (1105, 61286), (2210, 30643)]