89264720

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{569}}^1$

素因数の和:672

約数の個数: 80

約数和(自身を含む): 217553040

約数和(自身を除く): 128288320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 53, 74, 80, 106, 148, 185, 212, 265, 296, 370, 424, 530, 569, 592, 740, 848, 1060, 1138, 1480, 1961, 2120, 2276, 2845, 2960, 3922, 4240, 4552, 5690, 7844, 9104, 9805, 11380, 15688, 19610, 21053, 22760, 30157, 31376, 39220, 42106, 45520, 60314, 78440, 84212, 105265, 120628, 150785, 156880, 168424, 210530, 241256, 301570, 336848, 421060, 482512, 603140, 842120, 1115809, 1206280, 1684240, 2231618, 2412560, 4463236, 5579045, 8926472, 11158090, 17852944, 22316180, 44632360, 89264720]

約数ペア:

[(1, 89264720), (2, 44632360), (4, 22316180), (5, 17852944), (8, 11158090), (10, 8926472), (16, 5579045), (20, 4463236), (37, 2412560), (40, 2231618), (53, 1684240), (74, 1206280), (80, 1115809), (106, 842120), (148, 603140), (185, 482512), (212, 421060), (265, 336848), (296, 301570), (370, 241256), (424, 210530), (530, 168424), (569, 156880), (592, 150785), (740, 120628), (848, 105265), (1060, 84212), (1138, 78440), (1480, 60314), (1961, 45520), (2120, 42106), (2276, 39220), (2845, 31376), (2960, 30157), (3922, 22760), (4240, 21053), (4552, 19610), (5690, 15688), (7844, 11380), (9104, 9805)]