67804620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{86929}}^1$

素因数の和:86954

約数の個数: 48

約数和(自身を含む): 204459360

約数和(自身を除く): 136654740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 86929, 173858, 260787, 347716, 434645, 521574, 869290, 1043148, 1130077, 1303935, 1738580, 2260154, 2607870, 3390231, 4520308, 5215740, 5650385, 6780462, 11300770, 13560924, 16951155, 22601540, 33902310, 67804620]

約数ペア:

[(1, 67804620), (2, 33902310), (3, 22601540), (4, 16951155), (5, 13560924), (6, 11300770), (10, 6780462), (12, 5650385), (13, 5215740), (15, 4520308), (20, 3390231), (26, 2607870), (30, 2260154), (39, 1738580), (52, 1303935), (60, 1130077), (65, 1043148), (78, 869290), (130, 521574), (156, 434645), (195, 347716), (260, 260787), (390, 173858), (780, 86929)]