53919760

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{7573}}^1$

素因数の和:7675

約数の個数: 40

約数和(自身を含む): 126788760

約数和(自身を除く): 72869000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1424, 1780, 3560, 7120, 7573, 15146, 30292, 37865, 60584, 75730, 121168, 151460, 302920, 605840, 673997, 1347994, 2695988, 3369985, 5391976, 6739970, 10783952, 13479940, 26959880, 53919760]

約数ペア:

[(1, 53919760), (2, 26959880), (4, 13479940), (5, 10783952), (8, 6739970), (10, 5391976), (16, 3369985), (20, 2695988), (40, 1347994), (80, 673997), (89, 605840), (178, 302920), (356, 151460), (445, 121168), (712, 75730), (890, 60584), (1424, 37865), (1780, 30292), (3560, 15146), (7120, 7573)]