85977160

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{2143}}^1$

素因数の和:2230

約数の個数: 64

約数和(自身を含む): 208396800

約数和(自身を除く): 122419640

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 59, 68, 85, 118, 136, 170, 236, 295, 340, 472, 590, 680, 1003, 1180, 2006, 2143, 2360, 4012, 4286, 5015, 8024, 8572, 10030, 10715, 17144, 20060, 21430, 36431, 40120, 42860, 72862, 85720, 126437, 145724, 182155, 252874, 291448, 364310, 505748, 632185, 728620, 1011496, 1264370, 1457240, 2149429, 2528740, 4298858, 5057480, 8597716, 10747145, 17195432, 21494290, 42988580, 85977160]

約数ペア:

[(1, 85977160), (2, 42988580), (4, 21494290), (5, 17195432), (8, 10747145), (10, 8597716), (17, 5057480), (20, 4298858), (34, 2528740), (40, 2149429), (59, 1457240), (68, 1264370), (85, 1011496), (118, 728620), (136, 632185), (170, 505748), (236, 364310), (295, 291448), (340, 252874), (472, 182155), (590, 145724), (680, 126437), (1003, 85720), (1180, 72862), (2006, 42860), (2143, 40120), (2360, 36431), (4012, 21430), (4286, 20060), (5015, 17144), (8024, 10715), (8572, 10030)]