25844220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{4951}}^1$

素因数の和:4995

約数の個数: 72

約数和(自身を含む): 81113760

約数和(自身を除く): 55269540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 435, 522, 580, 870, 1044, 1305, 1740, 2610, 4951, 5220, 9902, 14853, 19804, 24755, 29706, 44559, 49510, 59412, 74265, 89118, 99020, 143579, 148530, 178236, 222795, 287158, 297060, 430737, 445590, 574316, 717895, 861474, 891180, 1292211, 1435790, 1722948, 2153685, 2584422, 2871580, 4307370, 5168844, 6461055, 8614740, 12922110, 25844220]

約数ペア:

[(1, 25844220), (2, 12922110), (3, 8614740), (4, 6461055), (5, 5168844), (6, 4307370), (9, 2871580), (10, 2584422), (12, 2153685), (15, 1722948), (18, 1435790), (20, 1292211), (29, 891180), (30, 861474), (36, 717895), (45, 574316), (58, 445590), (60, 430737), (87, 297060), (90, 287158), (116, 222795), (145, 178236), (174, 148530), (180, 143579), (261, 99020), (290, 89118), (348, 74265), (435, 59412), (522, 49510), (580, 44559), (870, 29706), (1044, 24755), (1305, 19804), (1740, 14853), (2610, 9902), (4951, 5220)]