873412880

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{347}}^1\times {\mathrm{431}}^1$

素因数の和:864

約数の個数: 80

約数和(自身を含む): 2069224704

約数和(自身を除く): 1195811824

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 347, 365, 431, 584, 694, 730, 862, 1168, 1388, 1460, 1724, 1735, 2155, 2776, 2920, 3448, 3470, 4310, 5552, 5840, 6896, 6940, 8620, 13880, 17240, 25331, 27760, 31463, 34480, 50662, 62926, 101324, 125852, 126655, 149557, 157315, 202648, 251704, 253310, 299114, 314630, 405296, 503408, 506620, 598228, 629260, 747785, 1013240, 1196456, 1258520, 1495570, 2026480, 2392912, 2517040, 2991140, 5982280, 10917661, 11964560, 21835322, 43670644, 54588305, 87341288, 109176610, 174682576, 218353220, 436706440, 873412880]

約数ペア:

[(1, 873412880), (2, 436706440), (4, 218353220), (5, 174682576), (8, 109176610), (10, 87341288), (16, 54588305), (20, 43670644), (40, 21835322), (73, 11964560), (80, 10917661), (146, 5982280), (292, 2991140), (347, 2517040), (365, 2392912), (431, 2026480), (584, 1495570), (694, 1258520), (730, 1196456), (862, 1013240), (1168, 747785), (1388, 629260), (1460, 598228), (1724, 506620), (1735, 503408), (2155, 405296), (2776, 314630), (2920, 299114), (3448, 253310), (3470, 251704), (4310, 202648), (5552, 157315), (5840, 149557), (6896, 126655), (6940, 125852), (8620, 101324), (13880, 62926), (17240, 50662), (25331, 34480), (27760, 31463)]