80873600

素因数分解:

$2^7\times 5^2\times {\mathrm{127}}^1\times {\mathrm{199}}^1$

素因数の和:350

約数の個数: 96

約数和(自身を含む): 202368000

約数和(自身を除く): 121494400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 127, 128, 160, 199, 200, 254, 320, 398, 400, 508, 635, 640, 796, 800, 995, 1016, 1270, 1592, 1600, 1990, 2032, 2540, 3175, 3184, 3200, 3980, 4064, 4975, 5080, 6350, 6368, 7960, 8128, 9950, 10160, 12700, 12736, 15920, 16256, 19900, 20320, 25273, 25400, 25472, 31840, 39800, 40640, 50546, 50800, 63680, 79600, 81280, 101092, 101600, 126365, 127360, 159200, 202184, 203200, 252730, 318400, 404368, 406400, 505460, 631825, 636800, 808736, 1010920, 1263650, 1617472, 2021840, 2527300, 3234944, 4043680, 5054600, 8087360, 10109200, 16174720, 20218400, 40436800, 80873600]

約数ペア:

[(1, 80873600), (2, 40436800), (4, 20218400), (5, 16174720), (8, 10109200), (10, 8087360), (16, 5054600), (20, 4043680), (25, 3234944), (32, 2527300), (40, 2021840), (50, 1617472), (64, 1263650), (80, 1010920), (100, 808736), (127, 636800), (128, 631825), (160, 505460), (199, 406400), (200, 404368), (254, 318400), (320, 252730), (398, 203200), (400, 202184), (508, 159200), (635, 127360), (640, 126365), (796, 101600), (800, 101092), (995, 81280), (1016, 79600), (1270, 63680), (1592, 50800), (1600, 50546), (1990, 40640), (2032, 39800), (2540, 31840), (3175, 25472), (3184, 25400), (3200, 25273), (3980, 20320), (4064, 19900), (4975, 16256), (5080, 15920), (6350, 12736), (6368, 12700), (7960, 10160), (8128, 9950)]