105390400

素因数分解:

$2^6\times 5^2\times {\mathrm{199}}^1\times {\mathrm{331}}^1$

素因数の和:552

約数の個数: 84

約数和(自身を含む): 261416800

約数和(自身を除く): 156026400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 199, 200, 320, 331, 398, 400, 662, 796, 800, 995, 1324, 1592, 1600, 1655, 1990, 2648, 3184, 3310, 3980, 4975, 5296, 6368, 6620, 7960, 8275, 9950, 10592, 12736, 13240, 15920, 16550, 19900, 21184, 26480, 31840, 33100, 39800, 52960, 63680, 65869, 66200, 79600, 105920, 131738, 132400, 159200, 263476, 264800, 318400, 329345, 526952, 529600, 658690, 1053904, 1317380, 1646725, 2107808, 2634760, 3293450, 4215616, 5269520, 6586900, 10539040, 13173800, 21078080, 26347600, 52695200, 105390400]

約数ペア:

[(1, 105390400), (2, 52695200), (4, 26347600), (5, 21078080), (8, 13173800), (10, 10539040), (16, 6586900), (20, 5269520), (25, 4215616), (32, 3293450), (40, 2634760), (50, 2107808), (64, 1646725), (80, 1317380), (100, 1053904), (160, 658690), (199, 529600), (200, 526952), (320, 329345), (331, 318400), (398, 264800), (400, 263476), (662, 159200), (796, 132400), (800, 131738), (995, 105920), (1324, 79600), (1592, 66200), (1600, 65869), (1655, 63680), (1990, 52960), (2648, 39800), (3184, 33100), (3310, 31840), (3980, 26480), (4975, 21184), (5296, 19900), (6368, 16550), (6620, 15920), (7960, 13240), (8275, 12736), (9950, 10592)]