38911900

素因数分解:

$2^2\times 5^2\times {\mathrm{61}}^1\times {\mathrm{6379}}^1$

素因数の和:6454

約数の個数: 36

約数和(自身を含む): 85836520

約数和(自身を除く): 46924620

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 61, 100, 122, 244, 305, 610, 1220, 1525, 3050, 6100, 6379, 12758, 25516, 31895, 63790, 127580, 159475, 318950, 389119, 637900, 778238, 1556476, 1945595, 3891190, 7782380, 9727975, 19455950, 38911900]

約数ペア:

[(1, 38911900), (2, 19455950), (4, 9727975), (5, 7782380), (10, 3891190), (20, 1945595), (25, 1556476), (50, 778238), (61, 637900), (100, 389119), (122, 318950), (244, 159475), (305, 127580), (610, 63790), (1220, 31895), (1525, 25516), (3050, 12758), (6100, 6379)]