65287600

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{3331}}^1$

素因数の和:3363

約数の個数: 90

約数和(自身を含む): 182516964

約数和(自身を除く): 117229364

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 140, 175, 196, 200, 245, 280, 350, 392, 400, 490, 560, 700, 784, 980, 1225, 1400, 1960, 2450, 2800, 3331, 3920, 4900, 6662, 9800, 13324, 16655, 19600, 23317, 26648, 33310, 46634, 53296, 66620, 83275, 93268, 116585, 133240, 163219, 166550, 186536, 233170, 266480, 326438, 333100, 373072, 466340, 582925, 652876, 666200, 816095, 932680, 1165850, 1305752, 1332400, 1632190, 1865360, 2331700, 2611504, 3264380, 4080475, 4663400, 6528760, 8160950, 9326800, 13057520, 16321900, 32643800, 65287600]

約数ペア:

[(1, 65287600), (2, 32643800), (4, 16321900), (5, 13057520), (7, 9326800), (8, 8160950), (10, 6528760), (14, 4663400), (16, 4080475), (20, 3264380), (25, 2611504), (28, 2331700), (35, 1865360), (40, 1632190), (49, 1332400), (50, 1305752), (56, 1165850), (70, 932680), (80, 816095), (98, 666200), (100, 652876), (112, 582925), (140, 466340), (175, 373072), (196, 333100), (200, 326438), (245, 266480), (280, 233170), (350, 186536), (392, 166550), (400, 163219), (490, 133240), (560, 116585), (700, 93268), (784, 83275), (980, 66620), (1225, 53296), (1400, 46634), (1960, 33310), (2450, 26648), (2800, 23317), (3331, 19600), (3920, 16655), (4900, 13324), (6662, 9800)]