71370975

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1031}}^1$

素因数の和:1128

約数の個数: 48

約数和(自身を含む): 128991744

約数和(自身を除く): 57620769

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 71, 75, 195, 213, 325, 355, 923, 975, 1031, 1065, 1775, 2769, 3093, 4615, 5155, 5325, 13403, 13845, 15465, 23075, 25775, 40209, 67015, 69225, 73201, 77325, 201045, 219603, 335075, 366005, 951613, 1005225, 1098015, 1830025, 2854839, 4758065, 5490075, 14274195, 23790325, 71370975]

約数ペア:

[(1, 71370975), (3, 23790325), (5, 14274195), (13, 5490075), (15, 4758065), (25, 2854839), (39, 1830025), (65, 1098015), (71, 1005225), (75, 951613), (195, 366005), (213, 335075), (325, 219603), (355, 201045), (923, 77325), (975, 73201), (1031, 69225), (1065, 67015), (1775, 40209), (2769, 25775), (3093, 23075), (4615, 15465), (5155, 13845), (5325, 13403)]