72915320

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{24971}}^1$

素因数の和:25055

約数の個数: 32

約数和(自身を含む): 166313520

約数和(自身を除く): 93398200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 24971, 49942, 99884, 124855, 199768, 249710, 499420, 998840, 1822883, 3645766, 7291532, 9114415, 14583064, 18228830, 36457660, 72915320]

約数ペア:

[(1, 72915320), (2, 36457660), (4, 18228830), (5, 14583064), (8, 9114415), (10, 7291532), (20, 3645766), (40, 1822883), (73, 998840), (146, 499420), (292, 249710), (365, 199768), (584, 124855), (730, 99884), (1460, 49942), (2920, 24971)]