68707625

素因数分解:

$5^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:219

約数の個数: 64

約数和(自身を含む): 107827200

約数和(自身を除く): 39119575

約数列:

[1, 5, 7, 17, 25, 31, 35, 85, 119, 125, 149, 155, 175, 217, 425, 527, 595, 745, 775, 875, 1043, 1085, 2125, 2533, 2635, 2975, 3689, 3725, 3875, 4619, 5215, 5425, 12665, 13175, 14875, 17731, 18445, 18625, 23095, 26075, 27125, 32333, 63325, 65875, 78523, 88655, 92225, 115475, 130375, 161665, 316625, 392615, 443275, 461125, 549661, 577375, 808325, 1963075, 2216375, 2748305, 4041625, 9815375, 13741525, 68707625]

約数ペア:

[(1, 68707625), (5, 13741525), (7, 9815375), (17, 4041625), (25, 2748305), (31, 2216375), (35, 1963075), (85, 808325), (119, 577375), (125, 549661), (149, 461125), (155, 443275), (175, 392615), (217, 316625), (425, 161665), (527, 130375), (595, 115475), (745, 92225), (775, 88655), (875, 78523), (1043, 65875), (1085, 63325), (2125, 32333), (2533, 27125), (2635, 26075), (2975, 23095), (3689, 18625), (3725, 18445), (3875, 17731), (4619, 14875), (5215, 13175), (5425, 12665)]