766607740

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{401}}^1\times {\mathrm{1567}}^1$

素因数の和:2038

約数の個数: 48

約数和(自身を含む): 1641394944

約数和(自身を除く): 874787204

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 401, 610, 802, 1220, 1567, 1604, 2005, 3134, 4010, 6268, 7835, 8020, 15670, 24461, 31340, 48922, 95587, 97844, 122305, 191174, 244610, 382348, 477935, 489220, 628367, 955870, 1256734, 1911740, 2513468, 3141835, 6283670, 12567340, 38330387, 76660774, 153321548, 191651935, 383303870, 766607740]

約数ペア:

[(1, 766607740), (2, 383303870), (4, 191651935), (5, 153321548), (10, 76660774), (20, 38330387), (61, 12567340), (122, 6283670), (244, 3141835), (305, 2513468), (401, 1911740), (610, 1256734), (802, 955870), (1220, 628367), (1567, 489220), (1604, 477935), (2005, 382348), (3134, 244610), (4010, 191174), (6268, 122305), (7835, 97844), (8020, 95587), (15670, 48922), (24461, 31340)]