53161720

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{78179}}^1$

素因数の和:78207

約数の個数: 32

約数和(自身を含む): 126651600

約数和(自身を除く): 73489880

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 78179, 156358, 312716, 390895, 625432, 781790, 1329043, 1563580, 2658086, 3127160, 5316172, 6645215, 10632344, 13290430, 26580860, 53161720]

約数ペア:

[(1, 53161720), (2, 26580860), (4, 13290430), (5, 10632344), (8, 6645215), (10, 5316172), (17, 3127160), (20, 2658086), (34, 1563580), (40, 1329043), (68, 781790), (85, 625432), (136, 390895), (170, 312716), (340, 156358), (680, 78179)]