25057620

素因数分解:

$2^2\times 3^3\times 5^1\times 7^2\times {\mathrm{947}}^1$

素因数の和:979

約数の個数: 144

約数和(自身を含む): 90780480

約数和(自身を除く): 65722860

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, 49, 54, 60, 63, 70, 84, 90, 98, 105, 108, 126, 135, 140, 147, 180, 189, 196, 210, 245, 252, 270, 294, 315, 378, 420, 441, 490, 540, 588, 630, 735, 756, 882, 945, 947, 980, 1260, 1323, 1470, 1764, 1890, 1894, 2205, 2646, 2841, 2940, 3780, 3788, 4410, 4735, 5292, 5682, 6615, 6629, 8523, 8820, 9470, 11364, 13230, 13258, 14205, 17046, 18940, 19887, 25569, 26460, 26516, 28410, 33145, 34092, 39774, 42615, 46403, 51138, 56820, 59661, 66290, 79548, 85230, 92806, 99435, 102276, 119322, 127845, 132580, 139209, 170460, 178983, 185612, 198870, 232015, 238644, 255690, 278418, 298305, 357966, 397740, 417627, 464030, 511380, 556836, 596610, 696045, 715932, 835254, 894915, 928060, 1193220, 1252881, 1392090, 1670508, 1789830, 2088135, 2505762, 2784180, 3579660, 4176270, 5011524, 6264405, 8352540, 12528810, 25057620]

約数ペア:

[(1, 25057620), (2, 12528810), (3, 8352540), (4, 6264405), (5, 5011524), (6, 4176270), (7, 3579660), (9, 2784180), (10, 2505762), (12, 2088135), (14, 1789830), (15, 1670508), (18, 1392090), (20, 1252881), (21, 1193220), (27, 928060), (28, 894915), (30, 835254), (35, 715932), (36, 696045), (42, 596610), (45, 556836), (49, 511380), (54, 464030), (60, 417627), (63, 397740), (70, 357966), (84, 298305), (90, 278418), (98, 255690), (105, 238644), (108, 232015), (126, 198870), (135, 185612), (140, 178983), (147, 170460), (180, 139209), (189, 132580), (196, 127845), (210, 119322), (245, 102276), (252, 99435), (270, 92806), (294, 85230), (315, 79548), (378, 66290), (420, 59661), (441, 56820), (490, 51138), (540, 46403), (588, 42615), (630, 39774), (735, 34092), (756, 33145), (882, 28410), (945, 26516), (947, 26460), (980, 25569), (1260, 19887), (1323, 18940), (1470, 17046), (1764, 14205), (1890, 13258), (1894, 13230), (2205, 11364), (2646, 9470), (2841, 8820), (2940, 8523), (3780, 6629), (3788, 6615), (4410, 5682), (4735, 5292)]