78868460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{9689}}^1$

素因数の和:9746

約数の個数: 48

約数和(自身を含む): 185582880

約数和(自身を除く): 106714420

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 44, 55, 74, 110, 148, 185, 220, 370, 407, 740, 814, 1628, 2035, 4070, 8140, 9689, 19378, 38756, 48445, 96890, 106579, 193780, 213158, 358493, 426316, 532895, 716986, 1065790, 1433972, 1792465, 2131580, 3584930, 3943423, 7169860, 7886846, 15773692, 19717115, 39434230, 78868460]

約数ペア:

[(1, 78868460), (2, 39434230), (4, 19717115), (5, 15773692), (10, 7886846), (11, 7169860), (20, 3943423), (22, 3584930), (37, 2131580), (44, 1792465), (55, 1433972), (74, 1065790), (110, 716986), (148, 532895), (185, 426316), (220, 358493), (370, 213158), (407, 193780), (740, 106579), (814, 96890), (1628, 48445), (2035, 38756), (4070, 19378), (8140, 9689)]