49919350

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1259}}^1$

素因数の和:1345

約数の個数: 48

約数和(自身を含む): 101712240

約数和(自身を除く): 51792890

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 61, 65, 122, 130, 305, 325, 610, 650, 793, 1259, 1525, 1586, 2518, 3050, 3965, 6295, 7930, 12590, 16367, 19825, 31475, 32734, 39650, 62950, 76799, 81835, 153598, 163670, 383995, 409175, 767990, 818350, 998387, 1919975, 1996774, 3839950, 4991935, 9983870, 24959675, 49919350]

約数ペア:

[(1, 49919350), (2, 24959675), (5, 9983870), (10, 4991935), (13, 3839950), (25, 1996774), (26, 1919975), (50, 998387), (61, 818350), (65, 767990), (122, 409175), (130, 383995), (305, 163670), (325, 153598), (610, 81835), (650, 76799), (793, 62950), (1259, 39650), (1525, 32734), (1586, 31475), (2518, 19825), (3050, 16367), (3965, 12590), (6295, 7930)]