66885260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{1487}}^1$

素因数の和:1682

約数の個数: 48

約数和(自身を含む): 152240256

約数和(自身を除く): 85354996

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 173, 260, 346, 692, 865, 1487, 1730, 2249, 2974, 3460, 4498, 5948, 7435, 8996, 11245, 14870, 19331, 22490, 29740, 38662, 44980, 77324, 96655, 193310, 257251, 386620, 514502, 1029004, 1286255, 2572510, 3344263, 5145020, 6688526, 13377052, 16721315, 33442630, 66885260]

約数ペア:

[(1, 66885260), (2, 33442630), (4, 16721315), (5, 13377052), (10, 6688526), (13, 5145020), (20, 3344263), (26, 2572510), (52, 1286255), (65, 1029004), (130, 514502), (173, 386620), (260, 257251), (346, 193310), (692, 96655), (865, 77324), (1487, 44980), (1730, 38662), (2249, 29740), (2974, 22490), (3460, 19331), (4498, 14870), (5948, 11245), (7435, 8996)]