63721790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1$

素因数の和:329

約数の個数: 64

約数和(自身を含む): 130636800

約数和(自身を除く): 66915010

約数列:

[1, 2, 5, 10, 11, 22, 41, 55, 71, 82, 110, 142, 199, 205, 355, 398, 410, 451, 710, 781, 902, 995, 1562, 1990, 2189, 2255, 2911, 3905, 4378, 4510, 5822, 7810, 8159, 10945, 14129, 14555, 16318, 21890, 28258, 29110, 32021, 40795, 64042, 70645, 81590, 89749, 141290, 155419, 160105, 179498, 310838, 320210, 448745, 579289, 777095, 897490, 1158578, 1554190, 2896445, 5792890, 6372179, 12744358, 31860895, 63721790]

約数ペア:

[(1, 63721790), (2, 31860895), (5, 12744358), (10, 6372179), (11, 5792890), (22, 2896445), (41, 1554190), (55, 1158578), (71, 897490), (82, 777095), (110, 579289), (142, 448745), (199, 320210), (205, 310838), (355, 179498), (398, 160105), (410, 155419), (451, 141290), (710, 89749), (781, 81590), (902, 70645), (995, 64042), (1562, 40795), (1990, 32021), (2189, 29110), (2255, 28258), (2911, 21890), (3905, 16318), (4378, 14555), (4510, 14129), (5822, 10945), (7810, 8159)]