86372210

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1\times {\mathrm{509}}^1$

素因数の和:826

約数の個数: 32

約数和(自身を含む): 158630400

約数和(自身を除く): 72258190

約数列:

[1, 2, 5, 10, 71, 142, 239, 355, 478, 509, 710, 1018, 1195, 2390, 2545, 5090, 16969, 33938, 36139, 72278, 84845, 121651, 169690, 180695, 243302, 361390, 608255, 1216510, 8637221, 17274442, 43186105, 86372210]

約数ペア:

[(1, 86372210), (2, 43186105), (5, 17274442), (10, 8637221), (71, 1216510), (142, 608255), (239, 361390), (355, 243302), (478, 180695), (509, 169690), (710, 121651), (1018, 84845), (1195, 72278), (2390, 36139), (2545, 33938), (5090, 16969)]