888917080

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{6569}}^1$

素因数の和:6796

約数の個数: 64

約数和(自身を含む): 2128680000

約数和(自身を除く): 1239762920

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 199, 340, 398, 680, 796, 995, 1592, 1990, 3383, 3980, 6569, 6766, 7960, 13138, 13532, 16915, 26276, 27064, 32845, 33830, 52552, 65690, 67660, 111673, 131380, 135320, 223346, 262760, 446692, 558365, 893384, 1116730, 1307231, 2233460, 2614462, 4466920, 5228924, 6536155, 10457848, 13072310, 22222927, 26144620, 44445854, 52289240, 88891708, 111114635, 177783416, 222229270, 444458540, 888917080]

約数ペア:

[(1, 888917080), (2, 444458540), (4, 222229270), (5, 177783416), (8, 111114635), (10, 88891708), (17, 52289240), (20, 44445854), (34, 26144620), (40, 22222927), (68, 13072310), (85, 10457848), (136, 6536155), (170, 5228924), (199, 4466920), (340, 2614462), (398, 2233460), (680, 1307231), (796, 1116730), (995, 893384), (1592, 558365), (1990, 446692), (3383, 262760), (3980, 223346), (6569, 135320), (6766, 131380), (7960, 111673), (13138, 67660), (13532, 65690), (16915, 52552), (26276, 33830), (27064, 32845)]