26828750

素因数分解:

$2^1\times 5^4\times {\mathrm{13}}^2\times {\mathrm{127}}^1$

素因数の和:175

約数の個数: 60

約数和(自身を含む): 54882432

約数和(自身を除く): 28053682

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 127, 130, 169, 250, 254, 325, 338, 625, 635, 650, 845, 1250, 1270, 1625, 1651, 1690, 3175, 3250, 3302, 4225, 6350, 8125, 8255, 8450, 15875, 16250, 16510, 21125, 21463, 31750, 41275, 42250, 42926, 79375, 82550, 105625, 107315, 158750, 206375, 211250, 214630, 412750, 536575, 1031875, 1073150, 2063750, 2682875, 5365750, 13414375, 26828750]

約数ペア:

[(1, 26828750), (2, 13414375), (5, 5365750), (10, 2682875), (13, 2063750), (25, 1073150), (26, 1031875), (50, 536575), (65, 412750), (125, 214630), (127, 211250), (130, 206375), (169, 158750), (250, 107315), (254, 105625), (325, 82550), (338, 79375), (625, 42926), (635, 42250), (650, 41275), (845, 31750), (1250, 21463), (1270, 21125), (1625, 16510), (1651, 16250), (1690, 15875), (3175, 8450), (3250, 8255), (3302, 8125), (4225, 6350)]