25178580

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{6661}}^1$

素因数の和:6686

約数の個数: 96

約数和(自身を含む): 89537280

約数和(自身を除く): 64358700

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 315, 378, 420, 540, 630, 756, 945, 1260, 1890, 3780, 6661, 13322, 19983, 26644, 33305, 39966, 46627, 59949, 66610, 79932, 93254, 99915, 119898, 133220, 139881, 179847, 186508, 199830, 233135, 239796, 279762, 299745, 359694, 399660, 419643, 466270, 559524, 599490, 699405, 719388, 839286, 899235, 932540, 1198980, 1258929, 1398810, 1678572, 1798470, 2098215, 2517858, 2797620, 3596940, 4196430, 5035716, 6294645, 8392860, 12589290, 25178580]

約数ペア:

[(1, 25178580), (2, 12589290), (3, 8392860), (4, 6294645), (5, 5035716), (6, 4196430), (7, 3596940), (9, 2797620), (10, 2517858), (12, 2098215), (14, 1798470), (15, 1678572), (18, 1398810), (20, 1258929), (21, 1198980), (27, 932540), (28, 899235), (30, 839286), (35, 719388), (36, 699405), (42, 599490), (45, 559524), (54, 466270), (60, 419643), (63, 399660), (70, 359694), (84, 299745), (90, 279762), (105, 239796), (108, 233135), (126, 199830), (135, 186508), (140, 179847), (180, 139881), (189, 133220), (210, 119898), (252, 99915), (270, 93254), (315, 79932), (378, 66610), (420, 59949), (540, 46627), (630, 39966), (756, 33305), (945, 26644), (1260, 19983), (1890, 13322), (3780, 6661)]