179160980

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^2\times {\mathrm{73}}^2$

素因数の和:237

約数の個数: 54

約数和(自身を含む): 390993498

約数和(自身を除く): 211832518

約数列:

[1, 2, 4, 5, 10, 20, 41, 73, 82, 146, 164, 205, 292, 365, 410, 730, 820, 1460, 1681, 2993, 3362, 5329, 5986, 6724, 8405, 10658, 11972, 14965, 16810, 21316, 26645, 29930, 33620, 53290, 59860, 106580, 122713, 218489, 245426, 436978, 490852, 613565, 873956, 1092445, 1227130, 2184890, 2454260, 4369780, 8958049, 17916098, 35832196, 44790245, 89580490, 179160980]

約数ペア:

[(1, 179160980), (2, 89580490), (4, 44790245), (5, 35832196), (10, 17916098), (20, 8958049), (41, 4369780), (73, 2454260), (82, 2184890), (146, 1227130), (164, 1092445), (205, 873956), (292, 613565), (365, 490852), (410, 436978), (730, 245426), (820, 218489), (1460, 122713), (1681, 106580), (2993, 59860), (3362, 53290), (5329, 33620), (5986, 29930), (6724, 26645), (8405, 21316), (10658, 16810), (11972, 14965)]