25643820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{811}}^1$

素因数の和:871

約数の個数: 96

約数和(自身を含む): 78575616

約数和(自身を除く): 52931796

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 31, 34, 51, 60, 62, 68, 85, 93, 102, 124, 155, 170, 186, 204, 255, 310, 340, 372, 465, 510, 527, 620, 811, 930, 1020, 1054, 1581, 1622, 1860, 2108, 2433, 2635, 3162, 3244, 4055, 4866, 5270, 6324, 7905, 8110, 9732, 10540, 12165, 13787, 15810, 16220, 24330, 25141, 27574, 31620, 41361, 48660, 50282, 55148, 68935, 75423, 82722, 100564, 125705, 137870, 150846, 165444, 206805, 251410, 275740, 301692, 377115, 413610, 427397, 502820, 754230, 827220, 854794, 1282191, 1508460, 1709588, 2136985, 2564382, 4273970, 5128764, 6410955, 8547940, 12821910, 25643820]

約数ペア:

[(1, 25643820), (2, 12821910), (3, 8547940), (4, 6410955), (5, 5128764), (6, 4273970), (10, 2564382), (12, 2136985), (15, 1709588), (17, 1508460), (20, 1282191), (30, 854794), (31, 827220), (34, 754230), (51, 502820), (60, 427397), (62, 413610), (68, 377115), (85, 301692), (93, 275740), (102, 251410), (124, 206805), (155, 165444), (170, 150846), (186, 137870), (204, 125705), (255, 100564), (310, 82722), (340, 75423), (372, 68935), (465, 55148), (510, 50282), (527, 48660), (620, 41361), (811, 31620), (930, 27574), (1020, 25141), (1054, 24330), (1581, 16220), (1622, 15810), (1860, 13787), (2108, 12165), (2433, 10540), (2635, 9732), (3162, 8110), (3244, 7905), (4055, 6324), (4866, 5270)]