25989012

素因数分解:

$2^2\times 3^4\times 7^2\times {\mathrm{1637}}^1$

素因数の和:1667

約数の個数: 90

約数和(自身を含む): 79081002

約数和(自身を除く): 53091990

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 81, 84, 98, 108, 126, 147, 162, 189, 196, 252, 294, 324, 378, 441, 567, 588, 756, 882, 1134, 1323, 1637, 1764, 2268, 2646, 3274, 3969, 4911, 5292, 6548, 7938, 9822, 11459, 14733, 15876, 19644, 22918, 29466, 34377, 44199, 45836, 58932, 68754, 80213, 88398, 103131, 132597, 137508, 160426, 176796, 206262, 240639, 265194, 309393, 320852, 412524, 481278, 530388, 618786, 721917, 928179, 962556, 1237572, 1443834, 1856358, 2165751, 2887668, 3712716, 4331502, 6497253, 8663004, 12994506, 25989012]

約数ペア:

[(1, 25989012), (2, 12994506), (3, 8663004), (4, 6497253), (6, 4331502), (7, 3712716), (9, 2887668), (12, 2165751), (14, 1856358), (18, 1443834), (21, 1237572), (27, 962556), (28, 928179), (36, 721917), (42, 618786), (49, 530388), (54, 481278), (63, 412524), (81, 320852), (84, 309393), (98, 265194), (108, 240639), (126, 206262), (147, 176796), (162, 160426), (189, 137508), (196, 132597), (252, 103131), (294, 88398), (324, 80213), (378, 68754), (441, 58932), (567, 45836), (588, 44199), (756, 34377), (882, 29466), (1134, 22918), (1323, 19644), (1637, 15876), (1764, 14733), (2268, 11459), (2646, 9822), (3274, 7938), (3969, 6548), (4911, 5292)]