89693920

素因数分解:

$2^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1$

素因数の和:300

約数の個数: 96

約数和(自身を含む): 221205600

約数和(自身を除く): 131511680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 74, 80, 109, 139, 148, 160, 185, 218, 278, 296, 370, 436, 545, 556, 592, 695, 740, 872, 1090, 1112, 1184, 1390, 1480, 1744, 2180, 2224, 2780, 2960, 3488, 4033, 4360, 4448, 5143, 5560, 5920, 8066, 8720, 10286, 11120, 15151, 16132, 17440, 20165, 20572, 22240, 25715, 30302, 32264, 40330, 41144, 51430, 60604, 64528, 75755, 80660, 82288, 102860, 121208, 129056, 151510, 161320, 164576, 205720, 242416, 303020, 322640, 411440, 484832, 560587, 606040, 645280, 822880, 1121174, 1212080, 2242348, 2424160, 2802935, 4484696, 5605870, 8969392, 11211740, 17938784, 22423480, 44846960, 89693920]

約数ペア:

[(1, 89693920), (2, 44846960), (4, 22423480), (5, 17938784), (8, 11211740), (10, 8969392), (16, 5605870), (20, 4484696), (32, 2802935), (37, 2424160), (40, 2242348), (74, 1212080), (80, 1121174), (109, 822880), (139, 645280), (148, 606040), (160, 560587), (185, 484832), (218, 411440), (278, 322640), (296, 303020), (370, 242416), (436, 205720), (545, 164576), (556, 161320), (592, 151510), (695, 129056), (740, 121208), (872, 102860), (1090, 82288), (1112, 80660), (1184, 75755), (1390, 64528), (1480, 60604), (1744, 51430), (2180, 41144), (2224, 40330), (2780, 32264), (2960, 30302), (3488, 25715), (4033, 22240), (4360, 20572), (4448, 20165), (5143, 17440), (5560, 16132), (5920, 15151), (8066, 11120), (8720, 10286)]