12706731050

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{630607}}^1$

素因数の和:630663

約数の個数: 48

約数和(自身を含む): 26273651712

約数和(自身を除く): 13566920662

約数列:

[1, 2, 5, 10, 13, 25, 26, 31, 50, 62, 65, 130, 155, 310, 325, 403, 650, 775, 806, 1550, 2015, 4030, 10075, 20150, 630607, 1261214, 3153035, 6306070, 8197891, 15765175, 16395782, 19548817, 31530350, 39097634, 40989455, 81978910, 97744085, 195488170, 204947275, 254134621, 409894550, 488720425, 508269242, 977440850, 1270673105, 2541346210, 6353365525, 12706731050]

約数ペア:

[(1, 12706731050), (2, 6353365525), (5, 2541346210), (10, 1270673105), (13, 977440850), (25, 508269242), (26, 488720425), (31, 409894550), (50, 254134621), (62, 204947275), (65, 195488170), (130, 97744085), (155, 81978910), (310, 40989455), (325, 39097634), (403, 31530350), (650, 19548817), (775, 16395782), (806, 15765175), (1550, 8197891), (2015, 6306070), (4030, 3153035), (10075, 1261214), (20150, 630607)]