51105870

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{191}}^1\times {\mathrm{991}}^1$

素因数の和:1198

約数の個数: 64

約数和(自身を含む): 137134080

約数和(自身を除く): 86028210

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 191, 270, 382, 573, 955, 991, 1146, 1719, 1910, 1982, 2865, 2973, 3438, 4955, 5157, 5730, 5946, 8595, 8919, 9910, 10314, 14865, 17190, 17838, 25785, 26757, 29730, 44595, 51570, 53514, 89190, 133785, 189281, 267570, 378562, 567843, 946405, 1135686, 1703529, 1892810, 2839215, 3407058, 5110587, 5678430, 8517645, 10221174, 17035290, 25552935, 51105870]

約数ペア:

[(1, 51105870), (2, 25552935), (3, 17035290), (5, 10221174), (6, 8517645), (9, 5678430), (10, 5110587), (15, 3407058), (18, 2839215), (27, 1892810), (30, 1703529), (45, 1135686), (54, 946405), (90, 567843), (135, 378562), (191, 267570), (270, 189281), (382, 133785), (573, 89190), (955, 53514), (991, 51570), (1146, 44595), (1719, 29730), (1910, 26757), (1982, 25785), (2865, 17838), (2973, 17190), (3438, 14865), (4955, 10314), (5157, 9910), (5730, 8919), (5946, 8595)]