87061580

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{829}}^1$

素因数の和:986

約数の個数: 48

約数和(自身を含む): 188244000

約数和(自身を除く): 101182420

約数列:

[1, 2, 4, 5, 10, 20, 59, 89, 118, 178, 236, 295, 356, 445, 590, 829, 890, 1180, 1658, 1780, 3316, 4145, 5251, 8290, 10502, 16580, 21004, 26255, 48911, 52510, 73781, 97822, 105020, 147562, 195644, 244555, 295124, 368905, 489110, 737810, 978220, 1475620, 4353079, 8706158, 17412316, 21765395, 43530790, 87061580]

約数ペア:

[(1, 87061580), (2, 43530790), (4, 21765395), (5, 17412316), (10, 8706158), (20, 4353079), (59, 1475620), (89, 978220), (118, 737810), (178, 489110), (236, 368905), (295, 295124), (356, 244555), (445, 195644), (590, 147562), (829, 105020), (890, 97822), (1180, 73781), (1658, 52510), (1780, 48911), (3316, 26255), (4145, 21004), (5251, 16580), (8290, 10502)]