2544100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1$

素因数の和:149

約数の個数: 72

約数和(自身を含む): 6319040

約数和(自身を除く): 3774940

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 25, 26, 38, 50, 52, 65, 76, 95, 100, 103, 130, 190, 206, 247, 260, 325, 380, 412, 475, 494, 515, 650, 950, 988, 1030, 1235, 1300, 1339, 1900, 1957, 2060, 2470, 2575, 2678, 3914, 4940, 5150, 5356, 6175, 6695, 7828, 9785, 10300, 12350, 13390, 19570, 24700, 25441, 26780, 33475, 39140, 48925, 50882, 66950, 97850, 101764, 127205, 133900, 195700, 254410, 508820, 636025, 1272050, 2544100]

約数ペア:

[(1, 2544100), (2, 1272050), (4, 636025), (5, 508820), (10, 254410), (13, 195700), (19, 133900), (20, 127205), (25, 101764), (26, 97850), (38, 66950), (50, 50882), (52, 48925), (65, 39140), (76, 33475), (95, 26780), (100, 25441), (103, 24700), (130, 19570), (190, 13390), (206, 12350), (247, 10300), (260, 9785), (325, 7828), (380, 6695), (412, 6175), (475, 5356), (494, 5150), (515, 4940), (650, 3914), (950, 2678), (988, 2575), (1030, 2470), (1235, 2060), (1300, 1957), (1339, 1900)]