103288960

素因数分解:

$2^7\times 5^1\times {\mathrm{199}}^1\times {\mathrm{811}}^1$

素因数の和:1029

約数の個数: 64

約数和(自身を含む): 248472000

約数和(自身を除く): 145183040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 199, 320, 398, 640, 796, 811, 995, 1592, 1622, 1990, 3184, 3244, 3980, 4055, 6368, 6488, 7960, 8110, 12736, 12976, 15920, 16220, 25472, 25952, 31840, 32440, 51904, 63680, 64880, 103808, 127360, 129760, 161389, 259520, 322778, 519040, 645556, 806945, 1291112, 1613890, 2582224, 3227780, 5164448, 6455560, 10328896, 12911120, 20657792, 25822240, 51644480, 103288960]

約数ペア:

[(1, 103288960), (2, 51644480), (4, 25822240), (5, 20657792), (8, 12911120), (10, 10328896), (16, 6455560), (20, 5164448), (32, 3227780), (40, 2582224), (64, 1613890), (80, 1291112), (128, 806945), (160, 645556), (199, 519040), (320, 322778), (398, 259520), (640, 161389), (796, 129760), (811, 127360), (995, 103808), (1592, 64880), (1622, 63680), (1990, 51904), (3184, 32440), (3244, 31840), (3980, 25952), (4055, 25472), (6368, 16220), (6488, 15920), (7960, 12976), (8110, 12736)]