28587300

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{13613}}^1$

素因数の和:13637

約数の個数: 72

約数和(自身を含む): 94535616

約数和(自身を除く): 65948316

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 175, 210, 300, 350, 420, 525, 700, 1050, 2100, 13613, 27226, 40839, 54452, 68065, 81678, 95291, 136130, 163356, 190582, 204195, 272260, 285873, 340325, 381164, 408390, 476455, 571746, 680650, 816780, 952910, 1020975, 1143492, 1361300, 1429365, 1905820, 2041950, 2382275, 2858730, 4083900, 4764550, 5717460, 7146825, 9529100, 14293650, 28587300]

約数ペア:

[(1, 28587300), (2, 14293650), (3, 9529100), (4, 7146825), (5, 5717460), (6, 4764550), (7, 4083900), (10, 2858730), (12, 2382275), (14, 2041950), (15, 1905820), (20, 1429365), (21, 1361300), (25, 1143492), (28, 1020975), (30, 952910), (35, 816780), (42, 680650), (50, 571746), (60, 476455), (70, 408390), (75, 381164), (84, 340325), (100, 285873), (105, 272260), (140, 204195), (150, 190582), (175, 163356), (210, 136130), (300, 95291), (350, 81678), (420, 68065), (525, 54452), (700, 40839), (1050, 27226), (2100, 13613)]