48853520

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{19699}}^1$

素因数の和:19743

約数の個数: 40

約数和(自身を含む): 117254400

約数和(自身を除く): 68400880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 19699, 39398, 78796, 98495, 157592, 196990, 315184, 393980, 610669, 787960, 1221338, 1575920, 2442676, 3053345, 4885352, 6106690, 9770704, 12213380, 24426760, 48853520]

約数ペア:

[(1, 48853520), (2, 24426760), (4, 12213380), (5, 9770704), (8, 6106690), (10, 4885352), (16, 3053345), (20, 2442676), (31, 1575920), (40, 1221338), (62, 787960), (80, 610669), (124, 393980), (155, 315184), (248, 196990), (310, 157592), (496, 98495), (620, 78796), (1240, 39398), (2480, 19699)]