87138380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{7499}}^1$

素因数の和:7598

約数の個数: 48

約数和(自身を含む): 211680000

約数和(自身を除く): 124541620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 83, 140, 166, 332, 415, 581, 830, 1162, 1660, 2324, 2905, 5810, 7499, 11620, 14998, 29996, 37495, 52493, 74990, 104986, 149980, 209972, 262465, 524930, 622417, 1049860, 1244834, 2489668, 3112085, 4356919, 6224170, 8713838, 12448340, 17427676, 21784595, 43569190, 87138380]

約数ペア:

[(1, 87138380), (2, 43569190), (4, 21784595), (5, 17427676), (7, 12448340), (10, 8713838), (14, 6224170), (20, 4356919), (28, 3112085), (35, 2489668), (70, 1244834), (83, 1049860), (140, 622417), (166, 524930), (332, 262465), (415, 209972), (581, 149980), (830, 104986), (1162, 74990), (1660, 52493), (2324, 37495), (2905, 29996), (5810, 14998), (7499, 11620)]