61485260

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{1301}}^1$

素因数の和:1466

約数の個数: 48

約数和(自身を含む): 137803680

約数和(自身を除く): 76318420

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 139, 170, 278, 340, 556, 695, 1301, 1390, 2363, 2602, 2780, 4726, 5204, 6505, 9452, 11815, 13010, 22117, 23630, 26020, 44234, 47260, 88468, 110585, 180839, 221170, 361678, 442340, 723356, 904195, 1808390, 3074263, 3616780, 6148526, 12297052, 15371315, 30742630, 61485260]

約数ペア:

[(1, 61485260), (2, 30742630), (4, 15371315), (5, 12297052), (10, 6148526), (17, 3616780), (20, 3074263), (34, 1808390), (68, 904195), (85, 723356), (139, 442340), (170, 361678), (278, 221170), (340, 180839), (556, 110585), (695, 88468), (1301, 47260), (1390, 44234), (2363, 26020), (2602, 23630), (2780, 22117), (4726, 13010), (5204, 11815), (6505, 9452)]