80243890

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{229}}^1\times {\mathrm{523}}^1$

素因数の和:826

約数の個数: 32

約数和(自身を含む): 147516480

約数和(自身を除く): 67272590

約数列:

[1, 2, 5, 10, 67, 134, 229, 335, 458, 523, 670, 1046, 1145, 2290, 2615, 5230, 15343, 30686, 35041, 70082, 76715, 119767, 153430, 175205, 239534, 350410, 598835, 1197670, 8024389, 16048778, 40121945, 80243890]

約数ペア:

[(1, 80243890), (2, 40121945), (5, 16048778), (10, 8024389), (67, 1197670), (134, 598835), (229, 350410), (335, 239534), (458, 175205), (523, 153430), (670, 119767), (1046, 76715), (1145, 70082), (2290, 35041), (2615, 30686), (5230, 15343)]