74510980

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{2557}}^1$

素因数の和:2644

約数の個数: 48

約数和(自身を含む): 165021696

約数和(自身を除く): 90510716

約数列:

[1, 2, 4, 5, 10, 20, 31, 47, 62, 94, 124, 155, 188, 235, 310, 470, 620, 940, 1457, 2557, 2914, 5114, 5828, 7285, 10228, 12785, 14570, 25570, 29140, 51140, 79267, 120179, 158534, 240358, 317068, 396335, 480716, 600895, 792670, 1201790, 1585340, 2403580, 3725549, 7451098, 14902196, 18627745, 37255490, 74510980]

約数ペア:

[(1, 74510980), (2, 37255490), (4, 18627745), (5, 14902196), (10, 7451098), (20, 3725549), (31, 2403580), (47, 1585340), (62, 1201790), (94, 792670), (124, 600895), (155, 480716), (188, 396335), (235, 317068), (310, 240358), (470, 158534), (620, 120179), (940, 79267), (1457, 51140), (2557, 29140), (2914, 25570), (5114, 14570), (5828, 12785), (7285, 10228)]