77690900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{2707}}^1$

素因数の和:2769

約数の個数: 72

約数和(自身を含む): 197445696

約数和(自身を除く): 119754796

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 41, 50, 70, 82, 100, 140, 164, 175, 205, 287, 350, 410, 574, 700, 820, 1025, 1148, 1435, 2050, 2707, 2870, 4100, 5414, 5740, 7175, 10828, 13535, 14350, 18949, 27070, 28700, 37898, 54140, 67675, 75796, 94745, 110987, 135350, 189490, 221974, 270700, 378980, 443948, 473725, 554935, 776909, 947450, 1109870, 1553818, 1894900, 2219740, 2774675, 3107636, 3884545, 5549350, 7769090, 11098700, 15538180, 19422725, 38845450, 77690900]

約数ペア:

[(1, 77690900), (2, 38845450), (4, 19422725), (5, 15538180), (7, 11098700), (10, 7769090), (14, 5549350), (20, 3884545), (25, 3107636), (28, 2774675), (35, 2219740), (41, 1894900), (50, 1553818), (70, 1109870), (82, 947450), (100, 776909), (140, 554935), (164, 473725), (175, 443948), (205, 378980), (287, 270700), (350, 221974), (410, 189490), (574, 135350), (700, 110987), (820, 94745), (1025, 75796), (1148, 67675), (1435, 54140), (2050, 37898), (2707, 28700), (2870, 27070), (4100, 18949), (5414, 14350), (5740, 13535), (7175, 10828)]