720629858

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{349}}^1$

素因数の和:567

約数の個数: 48

約数和(自身を含む): 1210545000

約数和(自身を除く): 489915142

約数列:

[1, 2, 13, 26, 41, 82, 149, 169, 298, 338, 349, 533, 698, 1066, 1937, 3874, 4537, 6109, 6929, 9074, 12218, 13858, 14309, 25181, 28618, 50362, 52001, 58981, 79417, 104002, 117962, 158834, 186017, 372034, 676013, 1032421, 1352026, 2064842, 2132041, 2418221, 4264082, 4836442, 8788169, 17576338, 27716533, 55433066, 360314929, 720629858]

約数ペア:

[(1, 720629858), (2, 360314929), (13, 55433066), (26, 27716533), (41, 17576338), (82, 8788169), (149, 4836442), (169, 4264082), (298, 2418221), (338, 2132041), (349, 2064842), (533, 1352026), (698, 1032421), (1066, 676013), (1937, 372034), (3874, 186017), (4537, 158834), (6109, 117962), (6929, 104002), (9074, 79417), (12218, 58981), (13858, 52001), (14309, 50362), (25181, 28618)]