520001950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47059}}^1$

素因数の和:47101

約数の個数: 48

約数和(自身を含む): 1102898160

約数和(自身を除く): 582896210

約数列:

[1, 2, 5, 10, 13, 17, 25, 26, 34, 50, 65, 85, 130, 170, 221, 325, 425, 442, 650, 850, 1105, 2210, 5525, 11050, 47059, 94118, 235295, 470590, 611767, 800003, 1176475, 1223534, 1600006, 2352950, 3058835, 4000015, 6117670, 8000030, 10400039, 15294175, 20000075, 20800078, 30588350, 40000150, 52000195, 104000390, 260000975, 520001950]

約数ペア:

[(1, 520001950), (2, 260000975), (5, 104000390), (10, 52000195), (13, 40000150), (17, 30588350), (25, 20800078), (26, 20000075), (34, 15294175), (50, 10400039), (65, 8000030), (85, 6117670), (130, 4000015), (170, 3058835), (221, 2352950), (325, 1600006), (425, 1223534), (442, 1176475), (650, 800003), (850, 611767), (1105, 470590), (2210, 235295), (5525, 94118), (11050, 47059)]