7865520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2521}}^1$

素因数の和:2550

約数の個数: 80

約数和(自身を含む): 26269152

約数和(自身を除く): 18403632

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 2521, 3120, 5042, 7563, 10084, 12605, 15126, 20168, 25210, 30252, 32773, 37815, 40336, 50420, 60504, 65546, 75630, 98319, 100840, 121008, 131092, 151260, 163865, 196638, 201680, 262184, 302520, 327730, 393276, 491595, 524368, 605040, 655460, 786552, 983190, 1310920, 1573104, 1966380, 2621840, 3932760, 7865520]

約数ペア:

[(1, 7865520), (2, 3932760), (3, 2621840), (4, 1966380), (5, 1573104), (6, 1310920), (8, 983190), (10, 786552), (12, 655460), (13, 605040), (15, 524368), (16, 491595), (20, 393276), (24, 327730), (26, 302520), (30, 262184), (39, 201680), (40, 196638), (48, 163865), (52, 151260), (60, 131092), (65, 121008), (78, 100840), (80, 98319), (104, 75630), (120, 65546), (130, 60504), (156, 50420), (195, 40336), (208, 37815), (240, 32773), (260, 30252), (312, 25210), (390, 20168), (520, 15126), (624, 12605), (780, 10084), (1040, 7563), (1560, 5042), (2521, 3120)]