860897000

素因数分解:

$2^3\times 5^3\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{569}}^1$

素因数の和:696

約数の個数: 128

約数和(自身を含む): 2160756000

約数和(自身を除く): 1299859000

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 25, 34, 40, 50, 68, 85, 89, 100, 125, 136, 170, 178, 200, 250, 340, 356, 425, 445, 500, 569, 680, 712, 850, 890, 1000, 1138, 1513, 1700, 1780, 2125, 2225, 2276, 2845, 3026, 3400, 3560, 4250, 4450, 4552, 5690, 6052, 7565, 8500, 8900, 9673, 11125, 11380, 12104, 14225, 15130, 17000, 17800, 19346, 22250, 22760, 28450, 30260, 37825, 38692, 44500, 48365, 50641, 56900, 60520, 71125, 75650, 77384, 89000, 96730, 101282, 113800, 142250, 151300, 189125, 193460, 202564, 241825, 253205, 284500, 302600, 378250, 386920, 405128, 483650, 506410, 569000, 756500, 860897, 967300, 1012820, 1209125, 1266025, 1513000, 1721794, 1934600, 2025640, 2418250, 2532050, 3443588, 4304485, 4836500, 5064100, 6330125, 6887176, 8608970, 9673000, 10128200, 12660250, 17217940, 21522425, 25320500, 34435880, 43044850, 50641000, 86089700, 107612125, 172179400, 215224250, 430448500, 860897000]

約数ペア:

[(1, 860897000), (2, 430448500), (4, 215224250), (5, 172179400), (8, 107612125), (10, 86089700), (17, 50641000), (20, 43044850), (25, 34435880), (34, 25320500), (40, 21522425), (50, 17217940), (68, 12660250), (85, 10128200), (89, 9673000), (100, 8608970), (125, 6887176), (136, 6330125), (170, 5064100), (178, 4836500), (200, 4304485), (250, 3443588), (340, 2532050), (356, 2418250), (425, 2025640), (445, 1934600), (500, 1721794), (569, 1513000), (680, 1266025), (712, 1209125), (850, 1012820), (890, 967300), (1000, 860897), (1138, 756500), (1513, 569000), (1700, 506410), (1780, 483650), (2125, 405128), (2225, 386920), (2276, 378250), (2845, 302600), (3026, 284500), (3400, 253205), (3560, 241825), (4250, 202564), (4450, 193460), (4552, 189125), (5690, 151300), (6052, 142250), (7565, 113800), (8500, 101282), (8900, 96730), (9673, 89000), (11125, 77384), (11380, 75650), (12104, 71125), (14225, 60520), (15130, 56900), (17000, 50641), (17800, 48365), (19346, 44500), (22250, 38692), (22760, 37825), (28450, 30260)]