90371260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{8171}}^1$

素因数の和:8266

約数の個数: 48

約数和(自身を含む): 219663360

約数和(自身を除く): 129292100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 79, 140, 158, 316, 395, 553, 790, 1106, 1580, 2212, 2765, 5530, 8171, 11060, 16342, 32684, 40855, 57197, 81710, 114394, 163420, 228788, 285985, 571970, 645509, 1143940, 1291018, 2582036, 3227545, 4518563, 6455090, 9037126, 12910180, 18074252, 22592815, 45185630, 90371260]

約数ペア:

[(1, 90371260), (2, 45185630), (4, 22592815), (5, 18074252), (7, 12910180), (10, 9037126), (14, 6455090), (20, 4518563), (28, 3227545), (35, 2582036), (70, 1291018), (79, 1143940), (140, 645509), (158, 571970), (316, 285985), (395, 228788), (553, 163420), (790, 114394), (1106, 81710), (1580, 57197), (2212, 40855), (2765, 32684), (5530, 16342), (8171, 11060)]