25002180

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19843}}^1$

素因数の和:19865

約数の個数: 72

約数和(自身を含む): 86678592

約数和(自身を除く): 61676412

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, 19843, 39686, 59529, 79372, 99215, 119058, 138901, 178587, 198430, 238116, 277802, 297645, 357174, 396860, 416703, 555604, 595290, 694505, 714348, 833406, 892935, 1190580, 1250109, 1389010, 1666812, 1785870, 2083515, 2500218, 2778020, 3571740, 4167030, 5000436, 6250545, 8334060, 12501090, 25002180]

約数ペア:

[(1, 25002180), (2, 12501090), (3, 8334060), (4, 6250545), (5, 5000436), (6, 4167030), (7, 3571740), (9, 2778020), (10, 2500218), (12, 2083515), (14, 1785870), (15, 1666812), (18, 1389010), (20, 1250109), (21, 1190580), (28, 892935), (30, 833406), (35, 714348), (36, 694505), (42, 595290), (45, 555604), (60, 416703), (63, 396860), (70, 357174), (84, 297645), (90, 277802), (105, 238116), (126, 198430), (140, 178587), (180, 138901), (210, 119058), (252, 99215), (315, 79372), (420, 59529), (630, 39686), (1260, 19843)]