25872440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{463}}^1$

素因数の和:612

約数の個数: 64

約数和(自身を含む): 64143360

約数和(自身を除く): 38270920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 127, 220, 254, 440, 463, 508, 635, 926, 1016, 1270, 1397, 1852, 2315, 2540, 2794, 3704, 4630, 5080, 5093, 5588, 6985, 9260, 10186, 11176, 13970, 18520, 20372, 25465, 27940, 40744, 50930, 55880, 58801, 101860, 117602, 203720, 235204, 294005, 470408, 588010, 646811, 1176020, 1293622, 2352040, 2587244, 3234055, 5174488, 6468110, 12936220, 25872440]

約数ペア:

[(1, 25872440), (2, 12936220), (4, 6468110), (5, 5174488), (8, 3234055), (10, 2587244), (11, 2352040), (20, 1293622), (22, 1176020), (40, 646811), (44, 588010), (55, 470408), (88, 294005), (110, 235204), (127, 203720), (220, 117602), (254, 101860), (440, 58801), (463, 55880), (508, 50930), (635, 40744), (926, 27940), (1016, 25465), (1270, 20372), (1397, 18520), (1852, 13970), (2315, 11176), (2540, 10186), (2794, 9260), (3704, 6985), (4630, 5588), (5080, 5093)]