65248400

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{3329}}^1$

素因数の和:3361

約数の個数: 90

約数和(自身を含む): 182407410

約数和(自身を除く): 117159010

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, 3329, 3920, 4900, 6658, 9800, 13316, 16645, 19600, 23303, 26632, 33290, 46606, 53264, 66580, 83225, 93212, 116515, 133160, 163121, 166450, 186424, 233030, 266320, 326242, 332900, 372848, 466060, 582575, 652484, 665800, 815605, 932120, 1165150, 1304968, 1331600, 1631210, 1864240, 2330300, 2609936, 3262420, 4078025, 4660600, 6524840, 8156050, 9321200, 13049680, 16312100, 32624200, 65248400]

約数ペア:

[(1, 65248400), (2, 32624200), (4, 16312100), (5, 13049680), (7, 9321200), (8, 8156050), (10, 6524840), (14, 4660600), (16, 4078025), (20, 3262420), (25, 2609936), (28, 2330300), (35, 1864240), (40, 1631210), (49, 1331600), (50, 1304968), (56, 1165150), (70, 932120), (80, 815605), (98, 665800), (100, 652484), (112, 582575), (140, 466060), (175, 372848), (196, 332900), (200, 326242), (245, 266320), (280, 233030), (350, 186424), (392, 166450), (400, 163121), (490, 133160), (560, 116515), (700, 93212), (784, 83225), (980, 66580), (1225, 53264), (1400, 46606), (1960, 33290), (2450, 26632), (2800, 23303), (3329, 19600), (3920, 16645), (4900, 13316), (6658, 9800)]