90281830

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^2\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:229

約数の個数: 48

約数和(自身を含む): 171279216

約数和(自身を除く): 80997386

約数列:

[1, 2, 5, 10, 47, 61, 67, 94, 122, 134, 235, 305, 335, 470, 610, 670, 2209, 2867, 3149, 4087, 4418, 5734, 6298, 8174, 11045, 14335, 15745, 20435, 22090, 28670, 31490, 40870, 134749, 148003, 192089, 269498, 296006, 384178, 673745, 740015, 960445, 1347490, 1480030, 1920890, 9028183, 18056366, 45140915, 90281830]

約数ペア:

[(1, 90281830), (2, 45140915), (5, 18056366), (10, 9028183), (47, 1920890), (61, 1480030), (67, 1347490), (94, 960445), (122, 740015), (134, 673745), (235, 384178), (305, 296006), (335, 269498), (470, 192089), (610, 148003), (670, 134749), (2209, 40870), (2867, 31490), (3149, 28670), (4087, 22090), (4418, 20435), (5734, 15745), (6298, 14335), (8174, 11045)]