64033480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{3221}}^1$

素因数の和:3310

約数の個数: 64

約数和(自身を含む): 167028480

約数和(自身を除く): 102995000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 71, 140, 142, 280, 284, 355, 497, 568, 710, 994, 1420, 1988, 2485, 2840, 3221, 3976, 4970, 6442, 9940, 12884, 16105, 19880, 22547, 25768, 32210, 45094, 64420, 90188, 112735, 128840, 180376, 225470, 228691, 450940, 457382, 901880, 914764, 1143455, 1600837, 1829528, 2286910, 3201674, 4573820, 6403348, 8004185, 9147640, 12806696, 16008370, 32016740, 64033480]

約数ペア:

[(1, 64033480), (2, 32016740), (4, 16008370), (5, 12806696), (7, 9147640), (8, 8004185), (10, 6403348), (14, 4573820), (20, 3201674), (28, 2286910), (35, 1829528), (40, 1600837), (56, 1143455), (70, 914764), (71, 901880), (140, 457382), (142, 450940), (280, 228691), (284, 225470), (355, 180376), (497, 128840), (568, 112735), (710, 90188), (994, 64420), (1420, 45094), (1988, 32210), (2485, 25768), (2840, 22547), (3221, 19880), (3976, 16105), (4970, 12884), (6442, 9940)]