80402007

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^2$

素因数の和:192

約数の個数: 48

約数和(自身を含む): 131927040

約数和(自身を除く): 51525033

約数列:

[1, 3, 7, 21, 29, 47, 53, 87, 141, 159, 203, 329, 371, 609, 987, 1113, 1363, 1537, 2491, 2809, 4089, 4611, 7473, 8427, 9541, 10759, 17437, 19663, 28623, 32277, 52311, 58989, 72239, 81461, 132023, 216717, 244383, 396069, 505673, 570227, 924161, 1517019, 1710681, 2772483, 3828667, 11486001, 26800669, 80402007]

約数ペア:

[(1, 80402007), (3, 26800669), (7, 11486001), (21, 3828667), (29, 2772483), (47, 1710681), (53, 1517019), (87, 924161), (141, 570227), (159, 505673), (203, 396069), (329, 244383), (371, 216717), (609, 132023), (987, 81461), (1113, 72239), (1363, 58989), (1537, 52311), (2491, 32277), (2809, 28623), (4089, 19663), (4611, 17437), (7473, 10759), (8427, 9541)]