72502760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{4019}}^1$

素因数の和:4082

約数の個数: 64

約数和(自身を含む): 182347200

約数和(自身を除く): 109844440

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 41, 44, 55, 82, 88, 110, 164, 205, 220, 328, 410, 440, 451, 820, 902, 1640, 1804, 2255, 3608, 4019, 4510, 8038, 9020, 16076, 18040, 20095, 32152, 40190, 44209, 80380, 88418, 160760, 164779, 176836, 221045, 329558, 353672, 442090, 659116, 823895, 884180, 1318232, 1647790, 1768360, 1812569, 3295580, 3625138, 6591160, 7250276, 9062845, 14500552, 18125690, 36251380, 72502760]

約数ペア:

[(1, 72502760), (2, 36251380), (4, 18125690), (5, 14500552), (8, 9062845), (10, 7250276), (11, 6591160), (20, 3625138), (22, 3295580), (40, 1812569), (41, 1768360), (44, 1647790), (55, 1318232), (82, 884180), (88, 823895), (110, 659116), (164, 442090), (205, 353672), (220, 329558), (328, 221045), (410, 176836), (440, 164779), (451, 160760), (820, 88418), (902, 80380), (1640, 44209), (1804, 40190), (2255, 32152), (3608, 20095), (4019, 18040), (4510, 16076), (8038, 9020)]