659283950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{7297}}^1$

素因数の和:7461

約数の個数: 48

約数和(自身を含む): 1330279440

約数和(自身を除く): 670995490

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 139, 278, 325, 650, 695, 1390, 1807, 3475, 3614, 6950, 7297, 9035, 14594, 18070, 36485, 45175, 72970, 90350, 94861, 182425, 189722, 364850, 474305, 948610, 1014283, 2028566, 2371525, 4743050, 5071415, 10142830, 13185679, 25357075, 26371358, 50714150, 65928395, 131856790, 329641975, 659283950]

約数ペア:

[(1, 659283950), (2, 329641975), (5, 131856790), (10, 65928395), (13, 50714150), (25, 26371358), (26, 25357075), (50, 13185679), (65, 10142830), (130, 5071415), (139, 4743050), (278, 2371525), (325, 2028566), (650, 1014283), (695, 948610), (1390, 474305), (1807, 364850), (3475, 189722), (3614, 182425), (6950, 94861), (7297, 90350), (9035, 72970), (14594, 45175), (18070, 36485)]