82185340

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{1867}}^1$

素因数の和:1978

約数の個数: 48

約数和(自身を含む): 180762624

約数和(自身を除く): 98577284

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 71, 124, 142, 155, 284, 310, 355, 620, 710, 1420, 1867, 2201, 3734, 4402, 7468, 8804, 9335, 11005, 18670, 22010, 37340, 44020, 57877, 115754, 132557, 231508, 265114, 289385, 530228, 578770, 662785, 1157540, 1325570, 2651140, 4109267, 8218534, 16437068, 20546335, 41092670, 82185340]

約数ペア:

[(1, 82185340), (2, 41092670), (4, 20546335), (5, 16437068), (10, 8218534), (20, 4109267), (31, 2651140), (62, 1325570), (71, 1157540), (124, 662785), (142, 578770), (155, 530228), (284, 289385), (310, 265114), (355, 231508), (620, 132557), (710, 115754), (1420, 57877), (1867, 44020), (2201, 37340), (3734, 22010), (4402, 18670), (7468, 11005), (8804, 9335)]