13022480

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1$

素因数の和:192

約数の個数: 80

約数和(自身を含む): 32140800

約数和(自身を除く): 19118320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 59, 62, 80, 89, 118, 124, 155, 178, 236, 248, 295, 310, 356, 445, 472, 496, 590, 620, 712, 890, 944, 1180, 1240, 1424, 1780, 1829, 2360, 2480, 2759, 3560, 3658, 4720, 5251, 5518, 7120, 7316, 9145, 10502, 11036, 13795, 14632, 18290, 21004, 22072, 26255, 27590, 29264, 36580, 42008, 44144, 52510, 55180, 73160, 84016, 105020, 110360, 146320, 162781, 210040, 220720, 325562, 420080, 651124, 813905, 1302248, 1627810, 2604496, 3255620, 6511240, 13022480]

約数ペア:

[(1, 13022480), (2, 6511240), (4, 3255620), (5, 2604496), (8, 1627810), (10, 1302248), (16, 813905), (20, 651124), (31, 420080), (40, 325562), (59, 220720), (62, 210040), (80, 162781), (89, 146320), (118, 110360), (124, 105020), (155, 84016), (178, 73160), (236, 55180), (248, 52510), (295, 44144), (310, 42008), (356, 36580), (445, 29264), (472, 27590), (496, 26255), (590, 22072), (620, 21004), (712, 18290), (890, 14632), (944, 13795), (1180, 11036), (1240, 10502), (1424, 9145), (1780, 7316), (1829, 7120), (2360, 5518), (2480, 5251), (2759, 4720), (3560, 3658)]