19172050

素因数分解:

$2^1\times 5^2\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1$

素因数の和:235

約数の個数: 48

約数和(自身を含む): 37185120

約数和(自身を除く): 18013070

約数列:

[1, 2, 5, 10, 25, 50, 59, 67, 97, 118, 134, 194, 295, 335, 485, 590, 670, 970, 1475, 1675, 2425, 2950, 3350, 3953, 4850, 5723, 6499, 7906, 11446, 12998, 19765, 28615, 32495, 39530, 57230, 64990, 98825, 143075, 162475, 197650, 286150, 324950, 383441, 766882, 1917205, 3834410, 9586025, 19172050]

約数ペア:

[(1, 19172050), (2, 9586025), (5, 3834410), (10, 1917205), (25, 766882), (50, 383441), (59, 324950), (67, 286150), (97, 197650), (118, 162475), (134, 143075), (194, 98825), (295, 64990), (335, 57230), (485, 39530), (590, 32495), (670, 28615), (970, 19765), (1475, 12998), (1675, 11446), (2425, 7906), (2950, 6499), (3350, 5723), (3953, 4850)]