64019360

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{21059}}^1$

素因数の和:21093

約数の個数: 48

約数和(自身を含む): 159213600

約数和(自身を除く): 95194240

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 21059, 42118, 84236, 105295, 168472, 210590, 336944, 400121, 421180, 673888, 800242, 842360, 1600484, 1684720, 2000605, 3200968, 3369440, 4001210, 6401936, 8002420, 12803872, 16004840, 32009680, 64019360]

約数ペア:

[(1, 64019360), (2, 32009680), (4, 16004840), (5, 12803872), (8, 8002420), (10, 6401936), (16, 4001210), (19, 3369440), (20, 3200968), (32, 2000605), (38, 1684720), (40, 1600484), (76, 842360), (80, 800242), (95, 673888), (152, 421180), (160, 400121), (190, 336944), (304, 210590), (380, 168472), (608, 105295), (760, 84236), (1520, 42118), (3040, 21059)]