9916400

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1907}}^1$

素因数の和:1938

約数の個数: 60

約数和(自身を含む): 25670232

約数和(自身を除く): 15753832

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, 1907, 2600, 3814, 5200, 7628, 9535, 15256, 19070, 24791, 30512, 38140, 47675, 49582, 76280, 95350, 99164, 123955, 152560, 190700, 198328, 247910, 381400, 396656, 495820, 619775, 762800, 991640, 1239550, 1983280, 2479100, 4958200, 9916400]

約数ペア:

[(1, 9916400), (2, 4958200), (4, 2479100), (5, 1983280), (8, 1239550), (10, 991640), (13, 762800), (16, 619775), (20, 495820), (25, 396656), (26, 381400), (40, 247910), (50, 198328), (52, 190700), (65, 152560), (80, 123955), (100, 99164), (104, 95350), (130, 76280), (200, 49582), (208, 47675), (260, 38140), (325, 30512), (400, 24791), (520, 19070), (650, 15256), (1040, 9535), (1300, 7628), (1907, 5200), (2600, 3814)]