78377520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{25121}}^1$

素因数の和:25150

約数の個数: 80

約数和(自身を含む): 261670752

約数和(自身を除く): 183293232

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, 3120, 25121, 50242, 75363, 100484, 125605, 150726, 200968, 251210, 301452, 326573, 376815, 401936, 502420, 602904, 653146, 753630, 979719, 1004840, 1205808, 1306292, 1507260, 1632865, 1959438, 2009680, 2612584, 3014520, 3265730, 3918876, 4898595, 5225168, 6029040, 6531460, 7837752, 9797190, 13062920, 15675504, 19594380, 26125840, 39188760, 78377520]

約数ペア:

[(1, 78377520), (2, 39188760), (3, 26125840), (4, 19594380), (5, 15675504), (6, 13062920), (8, 9797190), (10, 7837752), (12, 6531460), (13, 6029040), (15, 5225168), (16, 4898595), (20, 3918876), (24, 3265730), (26, 3014520), (30, 2612584), (39, 2009680), (40, 1959438), (48, 1632865), (52, 1507260), (60, 1306292), (65, 1205808), (78, 1004840), (80, 979719), (104, 753630), (120, 653146), (130, 602904), (156, 502420), (195, 401936), (208, 376815), (240, 326573), (260, 301452), (312, 251210), (390, 200968), (520, 150726), (624, 125605), (780, 100484), (1040, 75363), (1560, 50242), (3120, 25121)]