64170620

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1$

素因数の和:195

約数の個数: 96

約数和(自身を含む): 149022720

約数和(自身を除く): 84852100

約数列:

[1, 2, 4, 5, 10, 20, 29, 31, 43, 58, 62, 83, 86, 116, 124, 145, 155, 166, 172, 215, 290, 310, 332, 415, 430, 580, 620, 830, 860, 899, 1247, 1333, 1660, 1798, 2407, 2494, 2573, 2666, 3569, 3596, 4495, 4814, 4988, 5146, 5332, 6235, 6665, 7138, 8990, 9628, 10292, 12035, 12470, 12865, 13330, 14276, 17845, 17980, 24070, 24940, 25730, 26660, 35690, 38657, 48140, 51460, 71380, 74617, 77314, 103501, 110639, 149234, 154628, 193285, 207002, 221278, 298468, 373085, 386570, 414004, 442556, 517505, 553195, 746170, 773140, 1035010, 1106390, 1492340, 2070020, 2212780, 3208531, 6417062, 12834124, 16042655, 32085310, 64170620]

約数ペア:

[(1, 64170620), (2, 32085310), (4, 16042655), (5, 12834124), (10, 6417062), (20, 3208531), (29, 2212780), (31, 2070020), (43, 1492340), (58, 1106390), (62, 1035010), (83, 773140), (86, 746170), (116, 553195), (124, 517505), (145, 442556), (155, 414004), (166, 386570), (172, 373085), (215, 298468), (290, 221278), (310, 207002), (332, 193285), (415, 154628), (430, 149234), (580, 110639), (620, 103501), (830, 77314), (860, 74617), (899, 71380), (1247, 51460), (1333, 48140), (1660, 38657), (1798, 35690), (2407, 26660), (2494, 25730), (2573, 24940), (2666, 24070), (3569, 17980), (3596, 17845), (4495, 14276), (4814, 13330), (4988, 12865), (5146, 12470), (5332, 12035), (6235, 10292), (6665, 9628), (7138, 8990)]