65912080

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{63377}}^1$

素因数の和:63403

約数の個数: 40

約数和(自身を含む): 165036312

約数和(自身を除く): 99124232

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 63377, 126754, 253508, 316885, 507016, 633770, 823901, 1014032, 1267540, 1647802, 2535080, 3295604, 4119505, 5070160, 6591208, 8239010, 13182416, 16478020, 32956040, 65912080]

約数ペア:

[(1, 65912080), (2, 32956040), (4, 16478020), (5, 13182416), (8, 8239010), (10, 6591208), (13, 5070160), (16, 4119505), (20, 3295604), (26, 2535080), (40, 1647802), (52, 1267540), (65, 1014032), (80, 823901), (104, 633770), (130, 507016), (208, 316885), (260, 253508), (520, 126754), (1040, 63377)]