71284900

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{523}}^1$

素因数の和:613

約数の個数: 72

約数和(自身を含む): 163739520

約数和(自身を除く): 92454620

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 47, 50, 58, 94, 100, 116, 145, 188, 235, 290, 470, 523, 580, 725, 940, 1046, 1175, 1363, 1450, 2092, 2350, 2615, 2726, 2900, 4700, 5230, 5452, 6815, 10460, 13075, 13630, 15167, 24581, 26150, 27260, 30334, 34075, 49162, 52300, 60668, 68150, 75835, 98324, 122905, 136300, 151670, 245810, 303340, 379175, 491620, 614525, 712849, 758350, 1229050, 1425698, 1516700, 2458100, 2851396, 3564245, 7128490, 14256980, 17821225, 35642450, 71284900]

約数ペア:

[(1, 71284900), (2, 35642450), (4, 17821225), (5, 14256980), (10, 7128490), (20, 3564245), (25, 2851396), (29, 2458100), (47, 1516700), (50, 1425698), (58, 1229050), (94, 758350), (100, 712849), (116, 614525), (145, 491620), (188, 379175), (235, 303340), (290, 245810), (470, 151670), (523, 136300), (580, 122905), (725, 98324), (940, 75835), (1046, 68150), (1175, 60668), (1363, 52300), (1450, 49162), (2092, 34075), (2350, 30334), (2615, 27260), (2726, 26150), (2900, 24581), (4700, 15167), (5230, 13630), (5452, 13075), (6815, 10460)]