66394400

素因数分解:

$2^5\times 5^2\times {\mathrm{149}}^1\times {\mathrm{557}}^1$

素因数の和:726

約数の個数: 72

約数和(自身を含む): 163466100

約数和(自身を除く): 97071700

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 149, 160, 200, 298, 400, 557, 596, 745, 800, 1114, 1192, 1490, 2228, 2384, 2785, 2980, 3725, 4456, 4768, 5570, 5960, 7450, 8912, 11140, 11920, 13925, 14900, 17824, 22280, 23840, 27850, 29800, 44560, 55700, 59600, 82993, 89120, 111400, 119200, 165986, 222800, 331972, 414965, 445600, 663944, 829930, 1327888, 1659860, 2074825, 2655776, 3319720, 4149650, 6639440, 8299300, 13278880, 16598600, 33197200, 66394400]

約数ペア:

[(1, 66394400), (2, 33197200), (4, 16598600), (5, 13278880), (8, 8299300), (10, 6639440), (16, 4149650), (20, 3319720), (25, 2655776), (32, 2074825), (40, 1659860), (50, 1327888), (80, 829930), (100, 663944), (149, 445600), (160, 414965), (200, 331972), (298, 222800), (400, 165986), (557, 119200), (596, 111400), (745, 89120), (800, 82993), (1114, 59600), (1192, 55700), (1490, 44560), (2228, 29800), (2384, 27850), (2785, 23840), (2980, 22280), (3725, 17824), (4456, 14900), (4768, 13925), (5570, 11920), (5960, 11140), (7450, 8912)]