179899880

素因数分解:

$2^3\times 5^1\times {\mathrm{313}}^1\times {\mathrm{14369}}^1$

素因数の和:14693

約数の個数: 32

約数和(自身を含む): 406096200

約数和(自身を除く): 226196320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 313, 626, 1252, 1565, 2504, 3130, 6260, 12520, 14369, 28738, 57476, 71845, 114952, 143690, 287380, 574760, 4497497, 8994994, 17989988, 22487485, 35979976, 44974970, 89949940, 179899880]

約数ペア:

[(1, 179899880), (2, 89949940), (4, 44974970), (5, 35979976), (8, 22487485), (10, 17989988), (20, 8994994), (40, 4497497), (313, 574760), (626, 287380), (1252, 143690), (1565, 114952), (2504, 71845), (3130, 57476), (6260, 28738), (12520, 14369)]