25660380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{4409}}^1$

素因数の和:4518

約数の個数: 48

約数和(自身を含む): 72606240

約数和(自身を除く): 46945860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 97, 194, 291, 388, 485, 582, 970, 1164, 1455, 1940, 2910, 4409, 5820, 8818, 13227, 17636, 22045, 26454, 44090, 52908, 66135, 88180, 132270, 264540, 427673, 855346, 1283019, 1710692, 2138365, 2566038, 4276730, 5132076, 6415095, 8553460, 12830190, 25660380]

約数ペア:

[(1, 25660380), (2, 12830190), (3, 8553460), (4, 6415095), (5, 5132076), (6, 4276730), (10, 2566038), (12, 2138365), (15, 1710692), (20, 1283019), (30, 855346), (60, 427673), (97, 264540), (194, 132270), (291, 88180), (388, 66135), (485, 52908), (582, 44090), (970, 26454), (1164, 22045), (1455, 17636), (1940, 13227), (2910, 8818), (4409, 5820)]