65726920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{1229}}^1$

素因数の和:1438

約数の個数: 64

約数和(自身を含む): 170035200

約数和(自身を除く): 104308280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 191, 280, 382, 764, 955, 1229, 1337, 1528, 1910, 2458, 2674, 3820, 4916, 5348, 6145, 6685, 7640, 8603, 9832, 10696, 12290, 13370, 17206, 24580, 26740, 34412, 43015, 49160, 53480, 68824, 86030, 172060, 234739, 344120, 469478, 938956, 1173695, 1643173, 1877912, 2347390, 3286346, 4694780, 6572692, 8215865, 9389560, 13145384, 16431730, 32863460, 65726920]

約数ペア:

[(1, 65726920), (2, 32863460), (4, 16431730), (5, 13145384), (7, 9389560), (8, 8215865), (10, 6572692), (14, 4694780), (20, 3286346), (28, 2347390), (35, 1877912), (40, 1643173), (56, 1173695), (70, 938956), (140, 469478), (191, 344120), (280, 234739), (382, 172060), (764, 86030), (955, 68824), (1229, 53480), (1337, 49160), (1528, 43015), (1910, 34412), (2458, 26740), (2674, 24580), (3820, 17206), (4916, 13370), (5348, 12290), (6145, 10696), (6685, 9832), (7640, 8603)]