154704520

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{52981}}^1$

素因数の和:53065

約数の個数: 32

約数和(自身を含む): 352860120

約数和(自身を除く): 198155600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 52981, 105962, 211924, 264905, 423848, 529810, 1059620, 2119240, 3867613, 7735226, 15470452, 19338065, 30940904, 38676130, 77352260, 154704520]

約数ペア:

[(1, 154704520), (2, 77352260), (4, 38676130), (5, 30940904), (8, 19338065), (10, 15470452), (20, 7735226), (40, 3867613), (73, 2119240), (146, 1059620), (292, 529810), (365, 423848), (584, 264905), (730, 211924), (1460, 105962), (2920, 52981)]