28256150

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1499}}^1$

素因数の和:1553

約数の個数: 48

約数和(自身を含む): 58590000

約数和(自身を除く): 30333850

約数列:

[1, 2, 5, 10, 13, 25, 26, 29, 50, 58, 65, 130, 145, 290, 325, 377, 650, 725, 754, 1450, 1499, 1885, 2998, 3770, 7495, 9425, 14990, 18850, 19487, 37475, 38974, 43471, 74950, 86942, 97435, 194870, 217355, 434710, 487175, 565123, 974350, 1086775, 1130246, 2173550, 2825615, 5651230, 14128075, 28256150]

約数ペア:

[(1, 28256150), (2, 14128075), (5, 5651230), (10, 2825615), (13, 2173550), (25, 1130246), (26, 1086775), (29, 974350), (50, 565123), (58, 487175), (65, 434710), (130, 217355), (145, 194870), (290, 97435), (325, 86942), (377, 74950), (650, 43471), (725, 38974), (754, 37475), (1450, 19487), (1499, 18850), (1885, 14990), (2998, 9425), (3770, 7495)]