25475940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{20219}}^1$

素因数の和:20241

約数の個数: 72

約数和(自身を含む): 88320960

約数和(自身を除く): 62845020

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, 20219, 40438, 60657, 80876, 101095, 121314, 141533, 181971, 202190, 242628, 283066, 303285, 363942, 404380, 424599, 566132, 606570, 707665, 727884, 849198, 909855, 1213140, 1273797, 1415330, 1698396, 1819710, 2122995, 2547594, 2830660, 3639420, 4245990, 5095188, 6368985, 8491980, 12737970, 25475940]

約数ペア:

[(1, 25475940), (2, 12737970), (3, 8491980), (4, 6368985), (5, 5095188), (6, 4245990), (7, 3639420), (9, 2830660), (10, 2547594), (12, 2122995), (14, 1819710), (15, 1698396), (18, 1415330), (20, 1273797), (21, 1213140), (28, 909855), (30, 849198), (35, 727884), (36, 707665), (42, 606570), (45, 566132), (60, 424599), (63, 404380), (70, 363942), (84, 303285), (90, 283066), (105, 242628), (126, 202190), (140, 181971), (180, 141533), (210, 121314), (252, 101095), (315, 80876), (420, 60657), (630, 40438), (1260, 20219)]