78099260

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^2\times {\mathrm{101}}^1$

素因数の和:215

約数の個数: 72

約数和(自身を含む): 177151968

約数和(自身を除く): 99052708

約数列:

[1, 2, 4, 5, 10, 20, 23, 41, 46, 82, 92, 101, 115, 164, 202, 205, 230, 404, 410, 460, 505, 820, 943, 1010, 1681, 1886, 2020, 2323, 3362, 3772, 4141, 4646, 4715, 6724, 8282, 8405, 9292, 9430, 11615, 16564, 16810, 18860, 20705, 23230, 33620, 38663, 41410, 46460, 77326, 82820, 95243, 154652, 169781, 190486, 193315, 339562, 380972, 386630, 476215, 679124, 773260, 848905, 952430, 1697810, 1904860, 3395620, 3904963, 7809926, 15619852, 19524815, 39049630, 78099260]

約数ペア:

[(1, 78099260), (2, 39049630), (4, 19524815), (5, 15619852), (10, 7809926), (20, 3904963), (23, 3395620), (41, 1904860), (46, 1697810), (82, 952430), (92, 848905), (101, 773260), (115, 679124), (164, 476215), (202, 386630), (205, 380972), (230, 339562), (404, 193315), (410, 190486), (460, 169781), (505, 154652), (820, 95243), (943, 82820), (1010, 77326), (1681, 46460), (1886, 41410), (2020, 38663), (2323, 33620), (3362, 23230), (3772, 20705), (4141, 18860), (4646, 16810), (4715, 16564), (6724, 11615), (8282, 9430), (8405, 9292)]