80671408

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{97}}^1\times {\mathrm{881}}^1$

素因数の和:1045

約数の個数: 40

約数和(自身を含む): 160770960

約数和(自身を除く): 80099552

約数列:

[1, 2, 4, 8, 16, 59, 97, 118, 194, 236, 388, 472, 776, 881, 944, 1552, 1762, 3524, 5723, 7048, 11446, 14096, 22892, 45784, 51979, 85457, 91568, 103958, 170914, 207916, 341828, 415832, 683656, 831664, 1367312, 5041963, 10083926, 20167852, 40335704, 80671408]

約数ペア:

[(1, 80671408), (2, 40335704), (4, 20167852), (8, 10083926), (16, 5041963), (59, 1367312), (97, 831664), (118, 683656), (194, 415832), (236, 341828), (388, 207916), (472, 170914), (776, 103958), (881, 91568), (944, 85457), (1552, 51979), (1762, 45784), (3524, 22892), (5723, 14096), (7048, 11446)]