72705075

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{31271}}^1$

素因数の和:31315

約数の個数: 24

約数和(自身を含む): 124087296

約数和(自身を除く): 51382221

約数列:

[1, 3, 5, 15, 25, 31, 75, 93, 155, 465, 775, 2325, 31271, 93813, 156355, 469065, 781775, 969401, 2345325, 2908203, 4847005, 14541015, 24235025, 72705075]

約数ペア:

[(1, 72705075), (3, 24235025), (5, 14541015), (15, 4847005), (25, 2908203), (31, 2345325), (75, 969401), (93, 781775), (155, 469065), (465, 156355), (775, 93813), (2325, 31271)]