717961990

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{25523}}^1$

素因数の和:25656

約数の個数: 32

約数和(自身を含む): 1350730080

約数和(自身を除く): 632768090

約数列:

[1, 2, 5, 10, 29, 58, 97, 145, 194, 290, 485, 970, 2813, 5626, 14065, 25523, 28130, 51046, 127615, 255230, 740167, 1480334, 2475731, 3700835, 4951462, 7401670, 12378655, 24757310, 71796199, 143592398, 358980995, 717961990]

約数ペア:

[(1, 717961990), (2, 358980995), (5, 143592398), (10, 71796199), (29, 24757310), (58, 12378655), (97, 7401670), (145, 4951462), (194, 3700835), (290, 2475731), (485, 1480334), (970, 740167), (2813, 255230), (5626, 127615), (14065, 51046), (25523, 28130)]