99123520

素因数分解:

$2^6\times 5^1\times {\mathrm{157}}^1\times {\mathrm{1973}}^1$

素因数の和:2147

約数の個数: 56

約数和(自身を含む): 237661704

約数和(自身を除く): 138538184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 157, 160, 314, 320, 628, 785, 1256, 1570, 1973, 2512, 3140, 3946, 5024, 6280, 7892, 9865, 10048, 12560, 15784, 19730, 25120, 31568, 39460, 50240, 63136, 78920, 126272, 157840, 309761, 315680, 619522, 631360, 1239044, 1548805, 2478088, 3097610, 4956176, 6195220, 9912352, 12390440, 19824704, 24780880, 49561760, 99123520]

約数ペア:

[(1, 99123520), (2, 49561760), (4, 24780880), (5, 19824704), (8, 12390440), (10, 9912352), (16, 6195220), (20, 4956176), (32, 3097610), (40, 2478088), (64, 1548805), (80, 1239044), (157, 631360), (160, 619522), (314, 315680), (320, 309761), (628, 157840), (785, 126272), (1256, 78920), (1570, 63136), (1973, 50240), (2512, 39460), (3140, 31568), (3946, 25120), (5024, 19730), (6280, 15784), (7892, 12560), (9865, 10048)]