811804890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{7681}}^1$

素因数の和:7975

約数の個数: 64

約数和(自身を含む): 2106220032

約数和(自身を除く): 1294415142

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 271, 390, 542, 813, 1355, 1626, 2710, 3523, 4065, 7046, 7681, 8130, 10569, 15362, 17615, 21138, 23043, 35230, 38405, 46086, 52845, 76810, 99853, 105690, 115215, 199706, 230430, 299559, 499265, 599118, 998530, 1497795, 2081551, 2995590, 4163102, 6244653, 10407755, 12489306, 20815510, 27060163, 31223265, 54120326, 62446530, 81180489, 135300815, 162360978, 270601630, 405902445, 811804890]

約数ペア:

[(1, 811804890), (2, 405902445), (3, 270601630), (5, 162360978), (6, 135300815), (10, 81180489), (13, 62446530), (15, 54120326), (26, 31223265), (30, 27060163), (39, 20815510), (65, 12489306), (78, 10407755), (130, 6244653), (195, 4163102), (271, 2995590), (390, 2081551), (542, 1497795), (813, 998530), (1355, 599118), (1626, 499265), (2710, 299559), (3523, 230430), (4065, 199706), (7046, 115215), (7681, 105690), (8130, 99853), (10569, 76810), (15362, 52845), (17615, 46086), (21138, 38405), (23043, 35230)]