53720

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1$

素因数の和:107

約数の個数: 32

約数和(自身を含む): 129600

約数和(自身を除く): 75880

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 79, 85, 136, 158, 170, 316, 340, 395, 632, 680, 790, 1343, 1580, 2686, 3160, 5372, 6715, 10744, 13430, 26860, 53720]

約数ペア:

[(1, 53720), (2, 26860), (4, 13430), (5, 10744), (8, 6715), (10, 5372), (17, 3160), (20, 2686), (34, 1580), (40, 1343), (68, 790), (79, 680), (85, 632), (136, 395), (158, 340), (170, 316)]