64750010

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{16067}}^1$

素因数の和:16118

約数の個数: 32

約数和(自身を含む): 129572352

約数和(自身を除く): 64822342

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 16067, 32134, 80335, 160670, 208871, 417742, 498077, 996154, 1044355, 2088710, 2490385, 4980770, 6475001, 12950002, 32375005, 64750010]

約数ペア:

[(1, 64750010), (2, 32375005), (5, 12950002), (10, 6475001), (13, 4980770), (26, 2490385), (31, 2088710), (62, 1044355), (65, 996154), (130, 498077), (155, 417742), (310, 208871), (403, 160670), (806, 80335), (2015, 32134), (4030, 16067)]