25649820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{20357}}^1$

素因数の和:20379

約数の個数: 72

約数和(自身を含む): 88923744

約数和(自身を除く): 63273924

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 20357, 40714, 61071, 81428, 101785, 122142, 142499, 183213, 203570, 244284, 284998, 305355, 366426, 407140, 427497, 569996, 610710, 712495, 732852, 854994, 916065, 1221420, 1282491, 1424990, 1709988, 1832130, 2137485, 2564982, 2849980, 3664260, 4274970, 5129964, 6412455, 8549940, 12824910, 25649820]

約数ペア:

[(1, 25649820), (2, 12824910), (3, 8549940), (4, 6412455), (5, 5129964), (6, 4274970), (7, 3664260), (9, 2849980), (10, 2564982), (12, 2137485), (14, 1832130), (15, 1709988), (18, 1424990), (20, 1282491), (21, 1221420), (28, 916065), (30, 854994), (35, 732852), (36, 712495), (42, 610710), (45, 569996), (60, 427497), (63, 407140), (70, 366426), (84, 305355), (90, 284998), (105, 244284), (126, 203570), (140, 183213), (180, 142499), (210, 122142), (252, 101785), (315, 81428), (420, 61071), (630, 40714), (1260, 20357)]