54289840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1$

素因数の和:251

約数の個数: 160

約数和(自身を含む): 154275840

約数和(自身を除く): 99986000

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 19, 20, 22, 34, 38, 40, 44, 55, 68, 76, 80, 85, 88, 95, 110, 136, 152, 170, 176, 187, 190, 191, 209, 220, 272, 304, 323, 340, 374, 380, 382, 418, 440, 646, 680, 748, 760, 764, 836, 880, 935, 955, 1045, 1292, 1360, 1496, 1520, 1528, 1615, 1672, 1870, 1910, 2090, 2101, 2584, 2992, 3056, 3230, 3247, 3344, 3553, 3629, 3740, 3820, 4180, 4202, 5168, 6460, 6494, 7106, 7258, 7480, 7640, 8360, 8404, 10505, 12920, 12988, 14212, 14516, 14960, 15280, 16235, 16720, 16808, 17765, 18145, 21010, 25840, 25976, 28424, 29032, 32470, 33616, 35530, 35717, 36290, 39919, 42020, 51952, 56848, 58064, 61693, 64940, 71060, 71434, 72580, 79838, 84040, 123386, 129880, 142120, 142868, 145160, 159676, 168080, 178585, 199595, 246772, 259760, 284240, 285736, 290320, 308465, 319352, 357170, 399190, 493544, 571472, 616930, 638704, 678623, 714340, 798380, 987088, 1233860, 1357246, 1428680, 1596760, 2467720, 2714492, 2857360, 3193520, 3393115, 4935440, 5428984, 6786230, 10857968, 13572460, 27144920, 54289840]

約数ペア:

[(1, 54289840), (2, 27144920), (4, 13572460), (5, 10857968), (8, 6786230), (10, 5428984), (11, 4935440), (16, 3393115), (17, 3193520), (19, 2857360), (20, 2714492), (22, 2467720), (34, 1596760), (38, 1428680), (40, 1357246), (44, 1233860), (55, 987088), (68, 798380), (76, 714340), (80, 678623), (85, 638704), (88, 616930), (95, 571472), (110, 493544), (136, 399190), (152, 357170), (170, 319352), (176, 308465), (187, 290320), (190, 285736), (191, 284240), (209, 259760), (220, 246772), (272, 199595), (304, 178585), (323, 168080), (340, 159676), (374, 145160), (380, 142868), (382, 142120), (418, 129880), (440, 123386), (646, 84040), (680, 79838), (748, 72580), (760, 71434), (764, 71060), (836, 64940), (880, 61693), (935, 58064), (955, 56848), (1045, 51952), (1292, 42020), (1360, 39919), (1496, 36290), (1520, 35717), (1528, 35530), (1615, 33616), (1672, 32470), (1870, 29032), (1910, 28424), (2090, 25976), (2101, 25840), (2584, 21010), (2992, 18145), (3056, 17765), (3230, 16808), (3247, 16720), (3344, 16235), (3553, 15280), (3629, 14960), (3740, 14516), (3820, 14212), (4180, 12988), (4202, 12920), (5168, 10505), (6460, 8404), (6494, 8360), (7106, 7640), (7258, 7480)]