81583340

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{173}}^1$

素因数の和:291

約数の個数: 96

約数和(自身を含む): 194685120

約数和(自身を除く): 113101780

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 73, 76, 85, 95, 146, 170, 173, 190, 292, 323, 340, 346, 365, 380, 646, 692, 730, 865, 1241, 1292, 1387, 1460, 1615, 1730, 2482, 2774, 2941, 3230, 3287, 3460, 4964, 5548, 5882, 6205, 6460, 6574, 6935, 11764, 12410, 12629, 13148, 13870, 14705, 16435, 23579, 24820, 25258, 27740, 29410, 32870, 47158, 50516, 55879, 58820, 63145, 65740, 94316, 111758, 117895, 126290, 214693, 223516, 235790, 239951, 252580, 279395, 429386, 471580, 479902, 558790, 858772, 959804, 1073465, 1117580, 1199755, 2146930, 2399510, 4079167, 4293860, 4799020, 8158334, 16316668, 20395835, 40791670, 81583340]

約数ペア:

[(1, 81583340), (2, 40791670), (4, 20395835), (5, 16316668), (10, 8158334), (17, 4799020), (19, 4293860), (20, 4079167), (34, 2399510), (38, 2146930), (68, 1199755), (73, 1117580), (76, 1073465), (85, 959804), (95, 858772), (146, 558790), (170, 479902), (173, 471580), (190, 429386), (292, 279395), (323, 252580), (340, 239951), (346, 235790), (365, 223516), (380, 214693), (646, 126290), (692, 117895), (730, 111758), (865, 94316), (1241, 65740), (1292, 63145), (1387, 58820), (1460, 55879), (1615, 50516), (1730, 47158), (2482, 32870), (2774, 29410), (2941, 27740), (3230, 25258), (3287, 24820), (3460, 23579), (4964, 16435), (5548, 14705), (5882, 13870), (6205, 13148), (6460, 12629), (6574, 12410), (6935, 11764)]