83717620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{9803}}^1$

素因数の和:9880

約数の個数: 48

約数和(自身を含む): 204236928

約数和(自身を除く): 120519308

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 122, 140, 244, 305, 427, 610, 854, 1220, 1708, 2135, 4270, 8540, 9803, 19606, 39212, 49015, 68621, 98030, 137242, 196060, 274484, 343105, 597983, 686210, 1195966, 1372420, 2391932, 2989915, 4185881, 5979830, 8371762, 11959660, 16743524, 20929405, 41858810, 83717620]

約数ペア:

[(1, 83717620), (2, 41858810), (4, 20929405), (5, 16743524), (7, 11959660), (10, 8371762), (14, 5979830), (20, 4185881), (28, 2989915), (35, 2391932), (61, 1372420), (70, 1195966), (122, 686210), (140, 597983), (244, 343105), (305, 274484), (427, 196060), (610, 137242), (854, 98030), (1220, 68621), (1708, 49015), (2135, 39212), (4270, 19606), (8540, 9803)]