156976531985

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4751}}^1\times {\mathrm{72617}}^1$

素因数の和:77393

約数の個数: 32

約数和(自身を含む): 231894254592

約数和(自身を除く): 74917722607

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 4751, 23755, 33257, 61763, 72617, 166285, 308815, 363085, 432341, 508319, 944021, 2161705, 2541595, 4720105, 6608147, 33040735, 345003367, 1725016835, 2415023569, 4485043771, 12075117845, 22425218855, 31395306397, 156976531985]

約数ペア:

[(1, 156976531985), (5, 31395306397), (7, 22425218855), (13, 12075117845), (35, 4485043771), (65, 2415023569), (91, 1725016835), (455, 345003367), (4751, 33040735), (23755, 6608147), (33257, 4720105), (61763, 2541595), (72617, 2161705), (166285, 944021), (308815, 508319), (363085, 432341)]