325281980

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^2\times {\mathrm{83}}^1\times {\mathrm{233}}^1$

素因数の和:383

約数の個数: 72

約数和(自身を含む): 719055792

約数和(自身を除く): 393773812

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 83, 116, 145, 166, 233, 290, 332, 415, 466, 580, 830, 841, 932, 1165, 1660, 1682, 2330, 2407, 3364, 4205, 4660, 4814, 6757, 8410, 9628, 12035, 13514, 16820, 19339, 24070, 27028, 33785, 38678, 48140, 67570, 69803, 77356, 96695, 135140, 139606, 193390, 195953, 279212, 349015, 386780, 391906, 560831, 698030, 783812, 979765, 1121662, 1396060, 1959530, 2243324, 2804155, 3919060, 5608310, 11216620, 16264099, 32528198, 65056396, 81320495, 162640990, 325281980]

約数ペア:

[(1, 325281980), (2, 162640990), (4, 81320495), (5, 65056396), (10, 32528198), (20, 16264099), (29, 11216620), (58, 5608310), (83, 3919060), (116, 2804155), (145, 2243324), (166, 1959530), (233, 1396060), (290, 1121662), (332, 979765), (415, 783812), (466, 698030), (580, 560831), (830, 391906), (841, 386780), (932, 349015), (1165, 279212), (1660, 195953), (1682, 193390), (2330, 139606), (2407, 135140), (3364, 96695), (4205, 77356), (4660, 69803), (4814, 67570), (6757, 48140), (8410, 38678), (9628, 33785), (12035, 27028), (13514, 24070), (16820, 19339)]