55424620

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{257}}^1\times {\mathrm{263}}^1$

素因数の和:570

約数の個数: 48

約数和(自身を含む): 120149568

約数和(自身を除く): 64724948

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 257, 263, 410, 514, 526, 820, 1028, 1052, 1285, 1315, 2570, 2630, 5140, 5260, 10537, 10783, 21074, 21566, 42148, 43132, 52685, 53915, 67591, 105370, 107830, 135182, 210740, 215660, 270364, 337955, 675910, 1351820, 2771231, 5542462, 11084924, 13856155, 27712310, 55424620]

約数ペア:

[(1, 55424620), (2, 27712310), (4, 13856155), (5, 11084924), (10, 5542462), (20, 2771231), (41, 1351820), (82, 675910), (164, 337955), (205, 270364), (257, 215660), (263, 210740), (410, 135182), (514, 107830), (526, 105370), (820, 67591), (1028, 53915), (1052, 52685), (1285, 43132), (1315, 42148), (2570, 21566), (2630, 21074), (5140, 10783), (5260, 10537)]