650392080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{208459}}^1$

素因数の和:208488

約数の個数: 80

約数和(自身を含む): 2171319360

約数和(自身を除く): 1520927280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 208459, 416918, 625377, 833836, 1042295, 1250754, 1667672, 2084590, 2501508, 2709967, 3126885, 3335344, 4169180, 5003016, 5419934, 6253770, 8129901, 8338360, 10006032, 10839868, 12507540, 13549835, 16259802, 16676720, 21679736, 25015080, 27099670, 32519604, 40649505, 43359472, 50030160, 54199340, 65039208, 81299010, 108398680, 130078416, 162598020, 216797360, 325196040, 650392080]

約数ペア:

[(1, 650392080), (2, 325196040), (3, 216797360), (4, 162598020), (5, 130078416), (6, 108398680), (8, 81299010), (10, 65039208), (12, 54199340), (13, 50030160), (15, 43359472), (16, 40649505), (20, 32519604), (24, 27099670), (26, 25015080), (30, 21679736), (39, 16676720), (40, 16259802), (48, 13549835), (52, 12507540), (60, 10839868), (65, 10006032), (78, 8338360), (80, 8129901), (104, 6253770), (120, 5419934), (130, 5003016), (156, 4169180), (195, 3335344), (208, 3126885), (240, 2709967), (260, 2501508), (312, 2084590), (390, 1667672), (520, 1250754), (624, 1042295), (780, 833836), (1040, 625377), (1560, 416918), (3120, 208459)]