65726220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{156491}}^1$

素因数の和:156510

約数の個数: 48

約数和(自身を含む): 210325248

約数和(自身を除く): 144599028

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, 210, 420, 156491, 312982, 469473, 625964, 782455, 938946, 1095437, 1564910, 1877892, 2190874, 2347365, 3129820, 3286311, 4381748, 4694730, 5477185, 6572622, 9389460, 10954370, 13145244, 16431555, 21908740, 32863110, 65726220]

約数ペア:

[(1, 65726220), (2, 32863110), (3, 21908740), (4, 16431555), (5, 13145244), (6, 10954370), (7, 9389460), (10, 6572622), (12, 5477185), (14, 4694730), (15, 4381748), (20, 3286311), (21, 3129820), (28, 2347365), (30, 2190874), (35, 1877892), (42, 1564910), (60, 1095437), (70, 938946), (84, 782455), (105, 625964), (140, 469473), (210, 312982), (420, 156491)]