65007880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{232171}}^1$

素因数の和:232189

約数の個数: 32

約数和(自身を含む): 167163840

約数和(自身を除く): 102155960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 232171, 464342, 928684, 1160855, 1625197, 1857368, 2321710, 3250394, 4643420, 6500788, 8125985, 9286840, 13001576, 16251970, 32503940, 65007880]

約数ペア:

[(1, 65007880), (2, 32503940), (4, 16251970), (5, 13001576), (7, 9286840), (8, 8125985), (10, 6500788), (14, 4643420), (20, 3250394), (28, 2321710), (35, 1857368), (40, 1625197), (56, 1160855), (70, 928684), (140, 464342), (280, 232171)]