25209860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{2063}}^1$

素因数の和:2132

約数の個数: 48

約数和(自身を含む): 58254336

約数和(自身を除く): 33044476

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 47, 52, 65, 94, 130, 188, 235, 260, 470, 611, 940, 1222, 2063, 2444, 3055, 4126, 6110, 8252, 10315, 12220, 20630, 26819, 41260, 53638, 96961, 107276, 134095, 193922, 268190, 387844, 484805, 536380, 969610, 1260493, 1939220, 2520986, 5041972, 6302465, 12604930, 25209860]

約数ペア:

[(1, 25209860), (2, 12604930), (4, 6302465), (5, 5041972), (10, 2520986), (13, 1939220), (20, 1260493), (26, 969610), (47, 536380), (52, 484805), (65, 387844), (94, 268190), (130, 193922), (188, 134095), (235, 107276), (260, 96961), (470, 53638), (611, 41260), (940, 26819), (1222, 20630), (2063, 12220), (2444, 10315), (3055, 8252), (4126, 6110)]