66505660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{1429}}^1$

素因数の和:1630

約数の個数: 48

約数和(自身を含む): 151351200

約数和(自身を除く): 84845540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 179, 260, 358, 716, 895, 1429, 1790, 2327, 2858, 3580, 4654, 5716, 7145, 9308, 11635, 14290, 18577, 23270, 28580, 37154, 46540, 74308, 92885, 185770, 255791, 371540, 511582, 1023164, 1278955, 2557910, 3325283, 5115820, 6650566, 13301132, 16626415, 33252830, 66505660]

約数ペア:

[(1, 66505660), (2, 33252830), (4, 16626415), (5, 13301132), (10, 6650566), (13, 5115820), (20, 3325283), (26, 2557910), (52, 1278955), (65, 1023164), (130, 511582), (179, 371540), (260, 255791), (358, 185770), (716, 92885), (895, 74308), (1429, 46540), (1790, 37154), (2327, 28580), (2858, 23270), (3580, 18577), (4654, 14290), (5716, 11635), (7145, 9308)]