71575780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{1607}}^1$

素因数の和:1764

約数の個数: 48

約数和(自身を含む): 160465536

約数和(自身を除く): 88889756

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 131, 170, 262, 340, 524, 655, 1310, 1607, 2227, 2620, 3214, 4454, 6428, 8035, 8908, 11135, 16070, 22270, 27319, 32140, 44540, 54638, 109276, 136595, 210517, 273190, 421034, 546380, 842068, 1052585, 2105170, 3578789, 4210340, 7157578, 14315156, 17893945, 35787890, 71575780]

約数ペア:

[(1, 71575780), (2, 35787890), (4, 17893945), (5, 14315156), (10, 7157578), (17, 4210340), (20, 3578789), (34, 2105170), (68, 1052585), (85, 842068), (131, 546380), (170, 421034), (262, 273190), (340, 210517), (524, 136595), (655, 109276), (1310, 54638), (1607, 44540), (2227, 32140), (2620, 27319), (3214, 22270), (4454, 16070), (6428, 11135), (8035, 8908)]