83781490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{9619}}^1$

素因数の和:9706

約数の個数: 32

約数和(自身を含む): 164848320

約数和(自身を除く): 81066830

約数列:

[1, 2, 5, 10, 13, 26, 65, 67, 130, 134, 335, 670, 871, 1742, 4355, 8710, 9619, 19238, 48095, 96190, 125047, 250094, 625235, 644473, 1250470, 1288946, 3222365, 6444730, 8378149, 16756298, 41890745, 83781490]

約数ペア:

[(1, 83781490), (2, 41890745), (5, 16756298), (10, 8378149), (13, 6444730), (26, 3222365), (65, 1288946), (67, 1250470), (130, 644473), (134, 625235), (335, 250094), (670, 125047), (871, 96190), (1742, 48095), (4355, 19238), (8710, 9619)]