173663620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{2377}}^1$

素因数の和:2680

約数の個数: 48

約数和(自身を含む): 394310448

約数和(自身を除く): 220646828

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 281, 562, 1124, 1405, 2377, 2810, 3653, 4754, 5620, 7306, 9508, 11885, 14612, 18265, 23770, 30901, 36530, 47540, 61802, 73060, 123604, 154505, 309010, 618020, 667937, 1335874, 2671748, 3339685, 6679370, 8683181, 13358740, 17366362, 34732724, 43415905, 86831810, 173663620]

約数ペア:

[(1, 173663620), (2, 86831810), (4, 43415905), (5, 34732724), (10, 17366362), (13, 13358740), (20, 8683181), (26, 6679370), (52, 3339685), (65, 2671748), (130, 1335874), (260, 667937), (281, 618020), (562, 309010), (1124, 154505), (1405, 123604), (2377, 73060), (2810, 61802), (3653, 47540), (4754, 36530), (5620, 30901), (7306, 23770), (9508, 18265), (11885, 14612)]