8287475

素因数分解:

$5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1$

素因数の和:140

約数の個数: 48

約数和(自身を含む): 12856320

約数和(自身を除く): 4568845

約数列:

[1, 5, 7, 23, 25, 29, 35, 71, 115, 145, 161, 175, 203, 355, 497, 575, 667, 725, 805, 1015, 1633, 1775, 2059, 2485, 3335, 4025, 4669, 5075, 8165, 10295, 11431, 12425, 14413, 16675, 23345, 40825, 47357, 51475, 57155, 72065, 116725, 236785, 285775, 331499, 360325, 1183925, 1657495, 8287475]

約数ペア:

[(1, 8287475), (5, 1657495), (7, 1183925), (23, 360325), (25, 331499), (29, 285775), (35, 236785), (71, 116725), (115, 72065), (145, 57155), (161, 51475), (175, 47357), (203, 40825), (355, 23345), (497, 16675), (575, 14413), (667, 12425), (725, 11431), (805, 10295), (1015, 8165), (1633, 5075), (1775, 4669), (2059, 4025), (2485, 3335)]