79992080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{1721}}^1$

素因数の和:1824

約数の個数: 80

約数和(自身を含む): 215236224

約数和(自身を除く): 135244144

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 83, 112, 140, 166, 280, 332, 415, 560, 581, 664, 830, 1162, 1328, 1660, 1721, 2324, 2905, 3320, 3442, 4648, 5810, 6640, 6884, 8605, 9296, 11620, 12047, 13768, 17210, 23240, 24094, 27536, 34420, 46480, 48188, 60235, 68840, 96376, 120470, 137680, 142843, 192752, 240940, 285686, 481880, 571372, 714215, 963760, 999901, 1142744, 1428430, 1999802, 2285488, 2856860, 3999604, 4999505, 5713720, 7999208, 9999010, 11427440, 15998416, 19998020, 39996040, 79992080]

約数ペア:

[(1, 79992080), (2, 39996040), (4, 19998020), (5, 15998416), (7, 11427440), (8, 9999010), (10, 7999208), (14, 5713720), (16, 4999505), (20, 3999604), (28, 2856860), (35, 2285488), (40, 1999802), (56, 1428430), (70, 1142744), (80, 999901), (83, 963760), (112, 714215), (140, 571372), (166, 481880), (280, 285686), (332, 240940), (415, 192752), (560, 142843), (581, 137680), (664, 120470), (830, 96376), (1162, 68840), (1328, 60235), (1660, 48188), (1721, 46480), (2324, 34420), (2905, 27536), (3320, 24094), (3442, 23240), (4648, 17210), (5810, 13768), (6640, 12047), (6884, 11620), (8605, 9296)]