129337540

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{151}}^1\times {\mathrm{379}}^1$

素因数の和:652

約数の個数: 48

約数和(自身を含む): 276554880

約数和(自身を除く): 147217340

約数列:

[1, 2, 4, 5, 10, 20, 113, 151, 226, 302, 379, 452, 565, 604, 755, 758, 1130, 1510, 1516, 1895, 2260, 3020, 3790, 7580, 17063, 34126, 42827, 57229, 68252, 85315, 85654, 114458, 170630, 171308, 214135, 228916, 286145, 341260, 428270, 572290, 856540, 1144580, 6466877, 12933754, 25867508, 32334385, 64668770, 129337540]

約数ペア:

[(1, 129337540), (2, 64668770), (4, 32334385), (5, 25867508), (10, 12933754), (20, 6466877), (113, 1144580), (151, 856540), (226, 572290), (302, 428270), (379, 341260), (452, 286145), (565, 228916), (604, 214135), (755, 171308), (758, 170630), (1130, 114458), (1510, 85654), (1516, 85315), (1895, 68252), (2260, 57229), (3020, 42827), (3790, 34126), (7580, 17063)]