644457944

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{127}}^1\times {\mathrm{827}}^1$

素因数の和:1032

約数の個数: 64

約数和(自身を含む): 1335398400

約数和(自身を除く): 690940456

約数列:

[1, 2, 4, 8, 13, 26, 52, 59, 104, 118, 127, 236, 254, 472, 508, 767, 827, 1016, 1534, 1651, 1654, 3068, 3302, 3308, 6136, 6604, 6616, 7493, 10751, 13208, 14986, 21502, 29972, 43004, 48793, 59944, 86008, 97409, 97586, 105029, 194818, 195172, 210058, 389636, 390344, 420116, 634309, 779272, 840232, 1268618, 1365377, 2537236, 2730754, 5074472, 5461508, 6196711, 10923016, 12393422, 24786844, 49573688, 80557243, 161114486, 322228972, 644457944]

約数ペア:

[(1, 644457944), (2, 322228972), (4, 161114486), (8, 80557243), (13, 49573688), (26, 24786844), (52, 12393422), (59, 10923016), (104, 6196711), (118, 5461508), (127, 5074472), (236, 2730754), (254, 2537236), (472, 1365377), (508, 1268618), (767, 840232), (827, 779272), (1016, 634309), (1534, 420116), (1651, 390344), (1654, 389636), (3068, 210058), (3302, 195172), (3308, 194818), (6136, 105029), (6604, 97586), (6616, 97409), (7493, 86008), (10751, 59944), (13208, 48793), (14986, 43004), (21502, 29972)]