71878000

素因数分解:

$2^4\times 5^3\times {\mathrm{83}}^1\times {\mathrm{433}}^1$

素因数の和:539

約数の個数: 80

約数和(自身を含む): 176301216

約数和(自身を除く): 104423216

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 83, 100, 125, 166, 200, 250, 332, 400, 415, 433, 500, 664, 830, 866, 1000, 1328, 1660, 1732, 2000, 2075, 2165, 3320, 3464, 4150, 4330, 6640, 6928, 8300, 8660, 10375, 10825, 16600, 17320, 20750, 21650, 33200, 34640, 35939, 41500, 43300, 54125, 71878, 83000, 86600, 108250, 143756, 166000, 173200, 179695, 216500, 287512, 359390, 433000, 575024, 718780, 866000, 898475, 1437560, 1796950, 2875120, 3593900, 4492375, 7187800, 8984750, 14375600, 17969500, 35939000, 71878000]

約数ペア:

[(1, 71878000), (2, 35939000), (4, 17969500), (5, 14375600), (8, 8984750), (10, 7187800), (16, 4492375), (20, 3593900), (25, 2875120), (40, 1796950), (50, 1437560), (80, 898475), (83, 866000), (100, 718780), (125, 575024), (166, 433000), (200, 359390), (250, 287512), (332, 216500), (400, 179695), (415, 173200), (433, 166000), (500, 143756), (664, 108250), (830, 86600), (866, 83000), (1000, 71878), (1328, 54125), (1660, 43300), (1732, 41500), (2000, 35939), (2075, 34640), (2165, 33200), (3320, 21650), (3464, 20750), (4150, 17320), (4330, 16600), (6640, 10825), (6928, 10375), (8300, 8660)]