85452880

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3307}}^1$

素因数の和:3356

約数の個数: 80

約数和(自身を含む): 221503680

約数和(自身を除く): 136050800

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 34, 38, 40, 68, 76, 80, 85, 95, 136, 152, 170, 190, 272, 304, 323, 340, 380, 646, 680, 760, 1292, 1360, 1520, 1615, 2584, 3230, 3307, 5168, 6460, 6614, 12920, 13228, 16535, 25840, 26456, 33070, 52912, 56219, 62833, 66140, 112438, 125666, 132280, 224876, 251332, 264560, 281095, 314165, 449752, 502664, 562190, 628330, 899504, 1005328, 1068161, 1124380, 1256660, 2136322, 2248760, 2513320, 4272644, 4497520, 5026640, 5340805, 8545288, 10681610, 17090576, 21363220, 42726440, 85452880]

約数ペア:

[(1, 85452880), (2, 42726440), (4, 21363220), (5, 17090576), (8, 10681610), (10, 8545288), (16, 5340805), (17, 5026640), (19, 4497520), (20, 4272644), (34, 2513320), (38, 2248760), (40, 2136322), (68, 1256660), (76, 1124380), (80, 1068161), (85, 1005328), (95, 899504), (136, 628330), (152, 562190), (170, 502664), (190, 449752), (272, 314165), (304, 281095), (323, 264560), (340, 251332), (380, 224876), (646, 132280), (680, 125666), (760, 112438), (1292, 66140), (1360, 62833), (1520, 56219), (1615, 52912), (2584, 33070), (3230, 26456), (3307, 25840), (5168, 16535), (6460, 13228), (6614, 12920)]