85128540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{1291}}^1$

素因数の和:1467

約数の個数: 96

約数和(自身を含む): 274358784

約数和(自身を除く): 189230244

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 157, 210, 314, 420, 471, 628, 785, 942, 1099, 1291, 1570, 1884, 2198, 2355, 2582, 3140, 3297, 3873, 4396, 4710, 5164, 5495, 6455, 6594, 7746, 9037, 9420, 10990, 12910, 13188, 15492, 16485, 18074, 19365, 21980, 25820, 27111, 32970, 36148, 38730, 45185, 54222, 65940, 77460, 90370, 108444, 135555, 180740, 202687, 271110, 405374, 542220, 608061, 810748, 1013435, 1216122, 1418809, 2026870, 2432244, 2837618, 3040305, 4053740, 4256427, 5675236, 6080610, 7094045, 8512854, 12161220, 14188090, 17025708, 21282135, 28376180, 42564270, 85128540]

約数ペア:

[(1, 85128540), (2, 42564270), (3, 28376180), (4, 21282135), (5, 17025708), (6, 14188090), (7, 12161220), (10, 8512854), (12, 7094045), (14, 6080610), (15, 5675236), (20, 4256427), (21, 4053740), (28, 3040305), (30, 2837618), (35, 2432244), (42, 2026870), (60, 1418809), (70, 1216122), (84, 1013435), (105, 810748), (140, 608061), (157, 542220), (210, 405374), (314, 271110), (420, 202687), (471, 180740), (628, 135555), (785, 108444), (942, 90370), (1099, 77460), (1291, 65940), (1570, 54222), (1884, 45185), (2198, 38730), (2355, 36148), (2582, 32970), (3140, 27111), (3297, 25820), (3873, 21980), (4396, 19365), (4710, 18074), (5164, 16485), (5495, 15492), (6455, 13188), (6594, 12910), (7746, 10990), (9037, 9420)]