90453590

素因数分解:

$2^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{211}}^1\times {\mathrm{263}}^1$

素因数の和:644

約数の個数: 32

約数和(自身を含む): 165217536

約数和(自身を除く): 74763946

約数列:

[1, 2, 5, 10, 163, 211, 263, 326, 422, 526, 815, 1055, 1315, 1630, 2110, 2630, 34393, 42869, 55493, 68786, 85738, 110986, 171965, 214345, 277465, 343930, 428690, 554930, 9045359, 18090718, 45226795, 90453590]

約数ペア:

[(1, 90453590), (2, 45226795), (5, 18090718), (10, 9045359), (163, 554930), (211, 428690), (263, 343930), (326, 277465), (422, 214345), (526, 171965), (815, 110986), (1055, 85738), (1315, 68786), (1630, 55493), (2110, 42869), (2630, 34393)]