80087680

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^2\times {\mathrm{433}}^1$

素因数の和:486

約数の個数: 96

約数和(自身を含む): 203854140

約数和(自身を除く): 123766460

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 272, 289, 320, 340, 433, 544, 578, 640, 680, 866, 1088, 1156, 1360, 1445, 1732, 2165, 2176, 2312, 2720, 2890, 3464, 4330, 4624, 5440, 5780, 6928, 7361, 8660, 9248, 10880, 11560, 13856, 14722, 17320, 18496, 23120, 27712, 29444, 34640, 36805, 36992, 46240, 55424, 58888, 69280, 73610, 92480, 117776, 125137, 138560, 147220, 184960, 235552, 250274, 277120, 294440, 471104, 500548, 588880, 625685, 942208, 1001096, 1177760, 1251370, 2002192, 2355520, 2502740, 4004384, 4711040, 5005480, 8008768, 10010960, 16017536, 20021920, 40043840, 80087680]

約数ペア:

[(1, 80087680), (2, 40043840), (4, 20021920), (5, 16017536), (8, 10010960), (10, 8008768), (16, 5005480), (17, 4711040), (20, 4004384), (32, 2502740), (34, 2355520), (40, 2002192), (64, 1251370), (68, 1177760), (80, 1001096), (85, 942208), (128, 625685), (136, 588880), (160, 500548), (170, 471104), (272, 294440), (289, 277120), (320, 250274), (340, 235552), (433, 184960), (544, 147220), (578, 138560), (640, 125137), (680, 117776), (866, 92480), (1088, 73610), (1156, 69280), (1360, 58888), (1445, 55424), (1732, 46240), (2165, 36992), (2176, 36805), (2312, 34640), (2720, 29444), (2890, 27712), (3464, 23120), (4330, 18496), (4624, 17320), (5440, 14722), (5780, 13856), (6928, 11560), (7361, 10880), (8660, 9248)]