406853200

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{78241}}^1$

素因数の和:78272

約数の個数: 60

約数和(自身を含む): 1052667868

約数和(自身を除く): 645814668

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 200, 208, 260, 325, 400, 520, 650, 1040, 1300, 2600, 5200, 78241, 156482, 312964, 391205, 625928, 782410, 1017133, 1251856, 1564820, 1956025, 2034266, 3129640, 3912050, 4068532, 5085665, 6259280, 7824100, 8137064, 10171330, 15648200, 16274128, 20342660, 25428325, 31296400, 40685320, 50856650, 81370640, 101713300, 203426600, 406853200]

約数ペア:

[(1, 406853200), (2, 203426600), (4, 101713300), (5, 81370640), (8, 50856650), (10, 40685320), (13, 31296400), (16, 25428325), (20, 20342660), (25, 16274128), (26, 15648200), (40, 10171330), (50, 8137064), (52, 7824100), (65, 6259280), (80, 5085665), (100, 4068532), (104, 3912050), (130, 3129640), (200, 2034266), (208, 1956025), (260, 1564820), (325, 1251856), (400, 1017133), (520, 782410), (650, 625928), (1040, 391205), (1300, 312964), (2600, 156482), (5200, 78241)]