64916010

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{10159}}^1$

素因数の和:10243

約数の個数: 48

約数和(自身を含む): 171175680

約数和(自身を除く): 106259670

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 71, 90, 142, 213, 355, 426, 639, 710, 1065, 1278, 2130, 3195, 6390, 10159, 20318, 30477, 50795, 60954, 91431, 101590, 152385, 182862, 304770, 457155, 721289, 914310, 1442578, 2163867, 3606445, 4327734, 6491601, 7212890, 10819335, 12983202, 21638670, 32458005, 64916010]

約数ペア:

[(1, 64916010), (2, 32458005), (3, 21638670), (5, 12983202), (6, 10819335), (9, 7212890), (10, 6491601), (15, 4327734), (18, 3606445), (30, 2163867), (45, 1442578), (71, 914310), (90, 721289), (142, 457155), (213, 304770), (355, 182862), (426, 152385), (639, 101590), (710, 91431), (1065, 60954), (1278, 50795), (2130, 30477), (3195, 20318), (6390, 10159)]