70840960

素因数分解:

$2^7\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1559}}^1$

素因数の和:1649

約数の個数: 64

約数和(自身を含む): 171849600

約数和(自身を除く): 101008640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 128, 142, 160, 284, 320, 355, 568, 640, 710, 1136, 1420, 1559, 2272, 2840, 3118, 4544, 5680, 6236, 7795, 9088, 11360, 12472, 15590, 22720, 24944, 31180, 45440, 49888, 62360, 99776, 110689, 124720, 199552, 221378, 249440, 442756, 498880, 553445, 885512, 997760, 1106890, 1771024, 2213780, 3542048, 4427560, 7084096, 8855120, 14168192, 17710240, 35420480, 70840960]

約数ペア:

[(1, 70840960), (2, 35420480), (4, 17710240), (5, 14168192), (8, 8855120), (10, 7084096), (16, 4427560), (20, 3542048), (32, 2213780), (40, 1771024), (64, 1106890), (71, 997760), (80, 885512), (128, 553445), (142, 498880), (160, 442756), (284, 249440), (320, 221378), (355, 199552), (568, 124720), (640, 110689), (710, 99776), (1136, 62360), (1420, 49888), (1559, 45440), (2272, 31180), (2840, 24944), (3118, 22720), (4544, 15590), (5680, 12472), (6236, 11360), (7795, 9088)]