20628150

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{113}}^1\times {\mathrm{1217}}^1$

素因数の和:1345

約数の個数: 48

約数和(自身を含む): 51652944

約数和(自身を除く): 31024794

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 113, 150, 226, 339, 565, 678, 1130, 1217, 1695, 2434, 2825, 3390, 3651, 5650, 6085, 7302, 8475, 12170, 16950, 18255, 30425, 36510, 60850, 91275, 137521, 182550, 275042, 412563, 687605, 825126, 1375210, 2062815, 3438025, 4125630, 6876050, 10314075, 20628150]

約数ペア:

[(1, 20628150), (2, 10314075), (3, 6876050), (5, 4125630), (6, 3438025), (10, 2062815), (15, 1375210), (25, 825126), (30, 687605), (50, 412563), (75, 275042), (113, 182550), (150, 137521), (226, 91275), (339, 60850), (565, 36510), (678, 30425), (1130, 18255), (1217, 16950), (1695, 12170), (2434, 8475), (2825, 7302), (3390, 6085), (3651, 5650)]