71417120

素因数分解:

$2^5\times 5^1\times {\mathrm{199}}^1\times {\mathrm{2243}}^1$

素因数の和:2457

約数の個数: 48

約数和(自身を含む): 169646400

約数和(自身を除く): 98229280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 199, 398, 796, 995, 1592, 1990, 2243, 3184, 3980, 4486, 6368, 7960, 8972, 11215, 15920, 17944, 22430, 31840, 35888, 44860, 71776, 89720, 179440, 358880, 446357, 892714, 1785428, 2231785, 3570856, 4463570, 7141712, 8927140, 14283424, 17854280, 35708560, 71417120]

約数ペア:

[(1, 71417120), (2, 35708560), (4, 17854280), (5, 14283424), (8, 8927140), (10, 7141712), (16, 4463570), (20, 3570856), (32, 2231785), (40, 1785428), (80, 892714), (160, 446357), (199, 358880), (398, 179440), (796, 89720), (995, 71776), (1592, 44860), (1990, 35888), (2243, 31840), (3184, 22430), (3980, 17944), (4486, 15920), (6368, 11215), (7960, 8972)]