20512652550

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{26497}}^1$

素因数の和:26922

約数の個数: 96

約数和(自身を含む): 54924630432

約数和(自身を除く): 34411977882

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 195, 325, 390, 397, 650, 794, 975, 1191, 1950, 1985, 2382, 3970, 5161, 5955, 9925, 10322, 11910, 15483, 19850, 25805, 26497, 29775, 30966, 51610, 52994, 59550, 77415, 79491, 129025, 132485, 154830, 158982, 258050, 264970, 344461, 387075, 397455, 662425, 688922, 774150, 794910, 1033383, 1324850, 1722305, 1987275, 2066766, 3444610, 3974550, 5166915, 8611525, 10333830, 10519309, 17223050, 21038618, 25834575, 31557927, 51669150, 52596545, 63115854, 105193090, 136751017, 157789635, 262982725, 273502034, 315579270, 410253051, 525965450, 683755085, 788948175, 820506102, 1367510170, 1577896350, 2051265255, 3418775425, 4102530510, 6837550850, 10256326275, 20512652550]

約数ペア:

[(1, 20512652550), (2, 10256326275), (3, 6837550850), (5, 4102530510), (6, 3418775425), (10, 2051265255), (13, 1577896350), (15, 1367510170), (25, 820506102), (26, 788948175), (30, 683755085), (39, 525965450), (50, 410253051), (65, 315579270), (75, 273502034), (78, 262982725), (130, 157789635), (150, 136751017), (195, 105193090), (325, 63115854), (390, 52596545), (397, 51669150), (650, 31557927), (794, 25834575), (975, 21038618), (1191, 17223050), (1950, 10519309), (1985, 10333830), (2382, 8611525), (3970, 5166915), (5161, 3974550), (5955, 3444610), (9925, 2066766), (10322, 1987275), (11910, 1722305), (15483, 1324850), (19850, 1033383), (25805, 794910), (26497, 774150), (29775, 688922), (30966, 662425), (51610, 397455), (52994, 387075), (59550, 344461), (77415, 264970), (79491, 258050), (129025, 158982), (132485, 154830)]