87906700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{4051}}^1$

素因数の和:4103

約数の個数: 72

約数和(自身を含む): 225096704

約数和(自身を除く): 137190004

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 31, 35, 50, 62, 70, 100, 124, 140, 155, 175, 217, 310, 350, 434, 620, 700, 775, 868, 1085, 1550, 2170, 3100, 4051, 4340, 5425, 8102, 10850, 16204, 20255, 21700, 28357, 40510, 56714, 81020, 101275, 113428, 125581, 141785, 202550, 251162, 283570, 405100, 502324, 567140, 627905, 708925, 879067, 1255810, 1417850, 1758134, 2511620, 2835700, 3139525, 3516268, 4395335, 6279050, 8790670, 12558100, 17581340, 21976675, 43953350, 87906700]

約数ペア:

[(1, 87906700), (2, 43953350), (4, 21976675), (5, 17581340), (7, 12558100), (10, 8790670), (14, 6279050), (20, 4395335), (25, 3516268), (28, 3139525), (31, 2835700), (35, 2511620), (50, 1758134), (62, 1417850), (70, 1255810), (100, 879067), (124, 708925), (140, 627905), (155, 567140), (175, 502324), (217, 405100), (310, 283570), (350, 251162), (434, 202550), (620, 141785), (700, 125581), (775, 113428), (868, 101275), (1085, 81020), (1550, 56714), (2170, 40510), (3100, 28357), (4051, 21700), (4340, 20255), (5425, 16204), (8102, 10850)]