71568460

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{1297}}^1$

素因数の和:1426

約数の個数: 48

約数和(自身を含む): 157006080

約数和(自身を除く): 85437620

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 89, 124, 155, 178, 310, 356, 445, 620, 890, 1297, 1780, 2594, 2759, 5188, 5518, 6485, 11036, 12970, 13795, 25940, 27590, 40207, 55180, 80414, 115433, 160828, 201035, 230866, 402070, 461732, 577165, 804140, 1154330, 2308660, 3578423, 7156846, 14313692, 17892115, 35784230, 71568460]

約数ペア:

[(1, 71568460), (2, 35784230), (4, 17892115), (5, 14313692), (10, 7156846), (20, 3578423), (31, 2308660), (62, 1154330), (89, 804140), (124, 577165), (155, 461732), (178, 402070), (310, 230866), (356, 201035), (445, 160828), (620, 115433), (890, 80414), (1297, 55180), (1780, 40207), (2594, 27590), (2759, 25940), (5188, 13795), (5518, 12970), (6485, 11036)]