87486528080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{371083}}^1$

素因数の和:371524

約数の個数: 80

約数和(自身を含む): 233017002624

約数和(自身を除く): 145530474544

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 421, 560, 842, 1684, 2105, 2947, 3368, 4210, 5894, 6736, 8420, 11788, 14735, 16840, 23576, 29470, 33680, 47152, 58940, 117880, 235760, 371083, 742166, 1484332, 1855415, 2597581, 2968664, 3710830, 5195162, 5937328, 7421660, 10390324, 12987905, 14843320, 20780648, 25975810, 29686640, 41561296, 51951620, 103903240, 156225943, 207806480, 312451886, 624903772, 781129715, 1093581601, 1249807544, 1562259430, 2187163202, 2499615088, 3124518860, 4374326404, 5467908005, 6249037720, 8748652808, 10935816010, 12498075440, 17497305616, 21871632020, 43743264040, 87486528080]

約数ペア:

[(1, 87486528080), (2, 43743264040), (4, 21871632020), (5, 17497305616), (7, 12498075440), (8, 10935816010), (10, 8748652808), (14, 6249037720), (16, 5467908005), (20, 4374326404), (28, 3124518860), (35, 2499615088), (40, 2187163202), (56, 1562259430), (70, 1249807544), (80, 1093581601), (112, 781129715), (140, 624903772), (280, 312451886), (421, 207806480), (560, 156225943), (842, 103903240), (1684, 51951620), (2105, 41561296), (2947, 29686640), (3368, 25975810), (4210, 20780648), (5894, 14843320), (6736, 12987905), (8420, 10390324), (11788, 7421660), (14735, 5937328), (16840, 5195162), (23576, 3710830), (29470, 2968664), (33680, 2597581), (47152, 1855415), (58940, 1484332), (117880, 742166), (235760, 371083)]