25937925

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{719}}^1$

素因数の和:782

約数の個数: 48

約数和(自身を含む): 47496960

約数和(自身を除く): 21559035

約数列:

[1, 3, 5, 13, 15, 25, 37, 39, 65, 75, 111, 185, 195, 325, 481, 555, 719, 925, 975, 1443, 2157, 2405, 2775, 3595, 7215, 9347, 10785, 12025, 17975, 26603, 28041, 36075, 46735, 53925, 79809, 133015, 140205, 233675, 345839, 399045, 665075, 701025, 1037517, 1729195, 1995225, 5187585, 8645975, 25937925]

約数ペア:

[(1, 25937925), (3, 8645975), (5, 5187585), (13, 1995225), (15, 1729195), (25, 1037517), (37, 701025), (39, 665075), (65, 399045), (75, 345839), (111, 233675), (185, 140205), (195, 133015), (325, 79809), (481, 53925), (555, 46735), (719, 36075), (925, 28041), (975, 26603), (1443, 17975), (2157, 12025), (2405, 10785), (2775, 9347), (3595, 7215)]