66649625

素因数分解:

$5^3\times 7^1\times {\mathrm{19}}^2\times {\mathrm{211}}^1$

素因数の和:271

約数の個数: 48

約数和(自身を含む): 100803456

約数和(自身を除く): 34153831

約数列:

[1, 5, 7, 19, 25, 35, 95, 125, 133, 175, 211, 361, 475, 665, 875, 1055, 1477, 1805, 2375, 2527, 3325, 4009, 5275, 7385, 9025, 12635, 16625, 20045, 26375, 28063, 36925, 45125, 63175, 76171, 100225, 140315, 184625, 315875, 380855, 501125, 533197, 701575, 1904275, 2665985, 3507875, 9521375, 13329925, 66649625]

約数ペア:

[(1, 66649625), (5, 13329925), (7, 9521375), (19, 3507875), (25, 2665985), (35, 1904275), (95, 701575), (125, 533197), (133, 501125), (175, 380855), (211, 315875), (361, 184625), (475, 140315), (665, 100225), (875, 76171), (1055, 63175), (1477, 45125), (1805, 36925), (2375, 28063), (2527, 26375), (3325, 20045), (4009, 16625), (5275, 12635), (7385, 9025)]