823644560

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{659}}^1\times {\mathrm{919}}^1$

素因数の和:1608

約数の個数: 80

約数和(自身を含む): 2032905600

約数和(自身を除く): 1209261040

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 659, 680, 919, 1318, 1360, 1838, 2636, 3295, 3676, 4595, 5272, 6590, 7352, 9190, 10544, 11203, 13180, 14704, 15623, 18380, 22406, 26360, 31246, 36760, 44812, 52720, 56015, 62492, 73520, 78115, 89624, 112030, 124984, 156230, 179248, 224060, 249968, 312460, 448120, 605621, 624920, 896240, 1211242, 1249840, 2422484, 3028105, 4844968, 6056210, 9689936, 10295557, 12112420, 20591114, 24224840, 41182228, 48449680, 51477785, 82364456, 102955570, 164728912, 205911140, 411822280, 823644560]

約数ペア:

[(1, 823644560), (2, 411822280), (4, 205911140), (5, 164728912), (8, 102955570), (10, 82364456), (16, 51477785), (17, 48449680), (20, 41182228), (34, 24224840), (40, 20591114), (68, 12112420), (80, 10295557), (85, 9689936), (136, 6056210), (170, 4844968), (272, 3028105), (340, 2422484), (659, 1249840), (680, 1211242), (919, 896240), (1318, 624920), (1360, 605621), (1838, 448120), (2636, 312460), (3295, 249968), (3676, 224060), (4595, 179248), (5272, 156230), (6590, 124984), (7352, 112030), (9190, 89624), (10544, 78115), (11203, 73520), (13180, 62492), (14704, 56015), (15623, 52720), (18380, 44812), (22406, 36760), (26360, 31246)]