90458320

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{11657}}^1$

素因数の和:11767

約数の個数: 40

約数和(自身を含む): 212502024

約数和(自身を除く): 122043704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 194, 388, 485, 776, 970, 1552, 1940, 3880, 7760, 11657, 23314, 46628, 58285, 93256, 116570, 186512, 233140, 466280, 932560, 1130729, 2261458, 4522916, 5653645, 9045832, 11307290, 18091664, 22614580, 45229160, 90458320]

約数ペア:

[(1, 90458320), (2, 45229160), (4, 22614580), (5, 18091664), (8, 11307290), (10, 9045832), (16, 5653645), (20, 4522916), (40, 2261458), (80, 1130729), (97, 932560), (194, 466280), (388, 233140), (485, 186512), (776, 116570), (970, 93256), (1552, 58285), (1940, 46628), (3880, 23314), (7760, 11657)]