65401720

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{96179}}^1$

素因数の和:96207

約数の個数: 32

約数和(自身を含む): 155811600

約数和(自身を除く): 90409880

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 96179, 192358, 384716, 480895, 769432, 961790, 1635043, 1923580, 3270086, 3847160, 6540172, 8175215, 13080344, 16350430, 32700860, 65401720]

約数ペア:

[(1, 65401720), (2, 32700860), (4, 16350430), (5, 13080344), (8, 8175215), (10, 6540172), (17, 3847160), (20, 3270086), (34, 1923580), (40, 1635043), (68, 961790), (85, 769432), (136, 480895), (170, 384716), (340, 192358), (680, 96179)]