200105925

素因数分解:

$3^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{191}}^1\times {\mathrm{229}}^1$

素因数の和:494

約数の個数: 48

約数和(自身を含む): 339502080

約数和(自身を除く): 139396155

約数列:

[1, 3, 5, 15, 25, 61, 75, 183, 191, 229, 305, 573, 687, 915, 955, 1145, 1525, 2865, 3435, 4575, 4775, 5725, 11651, 13969, 14325, 17175, 34953, 41907, 43739, 58255, 69845, 131217, 174765, 209535, 218695, 291275, 349225, 656085, 873825, 1047675, 1093475, 2668079, 3280425, 8004237, 13340395, 40021185, 66701975, 200105925]

約数ペア:

[(1, 200105925), (3, 66701975), (5, 40021185), (15, 13340395), (25, 8004237), (61, 3280425), (75, 2668079), (183, 1093475), (191, 1047675), (229, 873825), (305, 656085), (573, 349225), (687, 291275), (915, 218695), (955, 209535), (1145, 174765), (1525, 131217), (2865, 69845), (3435, 58255), (4575, 43739), (4775, 41907), (5725, 34953), (11651, 17175), (13969, 14325)]