25284220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3137}}^1$

素因数の和:3190

約数の個数: 48

約数和(自身を含む): 59044608

約数和(自身を除く): 33760388

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 3137, 4030, 6274, 8060, 12548, 15685, 31370, 40781, 62740, 81562, 97247, 163124, 194494, 203905, 388988, 407810, 486235, 815620, 972470, 1264211, 1944940, 2528422, 5056844, 6321055, 12642110, 25284220]

約数ペア:

[(1, 25284220), (2, 12642110), (4, 6321055), (5, 5056844), (10, 2528422), (13, 1944940), (20, 1264211), (26, 972470), (31, 815620), (52, 486235), (62, 407810), (65, 388988), (124, 203905), (130, 194494), (155, 163124), (260, 97247), (310, 81562), (403, 62740), (620, 40781), (806, 31370), (1612, 15685), (2015, 12548), (3137, 8060), (4030, 6274)]