250428340

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{3821}}^1$

素因数の和:3972

約数の個数: 48

約数和(自身を含む): 548992080

約数和(自身を除く): 298563740

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 113, 116, 145, 226, 290, 452, 565, 580, 1130, 2260, 3277, 3821, 6554, 7642, 13108, 15284, 16385, 19105, 32770, 38210, 65540, 76420, 110809, 221618, 431773, 443236, 554045, 863546, 1108090, 1727092, 2158865, 2216180, 4317730, 8635460, 12521417, 25042834, 50085668, 62607085, 125214170, 250428340]

約数ペア:

[(1, 250428340), (2, 125214170), (4, 62607085), (5, 50085668), (10, 25042834), (20, 12521417), (29, 8635460), (58, 4317730), (113, 2216180), (116, 2158865), (145, 1727092), (226, 1108090), (290, 863546), (452, 554045), (565, 443236), (580, 431773), (1130, 221618), (2260, 110809), (3277, 76420), (3821, 65540), (6554, 38210), (7642, 32770), (13108, 19105), (15284, 16385)]