9173836720

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1433}}^1\times {\mathrm{1861}}^1$

素因数の和:3350

約数の個数: 80

約数和(自身を含む): 21852163872

約数和(自身を除く): 12678327152

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1433, 1720, 1861, 2866, 3440, 3722, 5732, 7165, 7444, 9305, 11464, 14330, 14888, 18610, 22928, 28660, 29776, 37220, 57320, 61619, 74440, 80023, 114640, 123238, 148880, 160046, 246476, 308095, 320092, 400115, 492952, 616190, 640184, 800230, 985904, 1232380, 1280368, 1600460, 2464760, 2666813, 3200920, 4929520, 5333626, 6401840, 10667252, 13334065, 21334504, 26668130, 42669008, 53336260, 106672520, 114672959, 213345040, 229345918, 458691836, 573364795, 917383672, 1146729590, 1834767344, 2293459180, 4586918360, 9173836720]

約数ペア:

[(1, 9173836720), (2, 4586918360), (4, 2293459180), (5, 1834767344), (8, 1146729590), (10, 917383672), (16, 573364795), (20, 458691836), (40, 229345918), (43, 213345040), (80, 114672959), (86, 106672520), (172, 53336260), (215, 42669008), (344, 26668130), (430, 21334504), (688, 13334065), (860, 10667252), (1433, 6401840), (1720, 5333626), (1861, 4929520), (2866, 3200920), (3440, 2666813), (3722, 2464760), (5732, 1600460), (7165, 1280368), (7444, 1232380), (9305, 985904), (11464, 800230), (14330, 640184), (14888, 616190), (18610, 492952), (22928, 400115), (28660, 320092), (29776, 308095), (37220, 246476), (57320, 160046), (61619, 148880), (74440, 123238), (80023, 114640)]