51117520

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{8753}}^1$

素因数の和:8839

約数の個数: 40

約数和(自身を含む): 120490056

約数和(自身を除く): 69372536

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 584, 730, 1168, 1460, 2920, 5840, 8753, 17506, 35012, 43765, 70024, 87530, 140048, 175060, 350120, 638969, 700240, 1277938, 2555876, 3194845, 5111752, 6389690, 10223504, 12779380, 25558760, 51117520]

約数ペア:

[(1, 51117520), (2, 25558760), (4, 12779380), (5, 10223504), (8, 6389690), (10, 5111752), (16, 3194845), (20, 2555876), (40, 1277938), (73, 700240), (80, 638969), (146, 350120), (292, 175060), (365, 140048), (584, 87530), (730, 70024), (1168, 43765), (1460, 35012), (2920, 17506), (5840, 8753)]