138575170

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1$

素因数の和:299

約数の個数: 64

約数和(自身を含む): 271514880

約数和(自身を除く): 132939710

約数列:

[1, 2, 5, 10, 19, 38, 73, 95, 97, 103, 146, 190, 194, 206, 365, 485, 515, 730, 970, 1030, 1387, 1843, 1957, 2774, 3686, 3914, 6935, 7081, 7519, 9215, 9785, 9991, 13870, 14162, 15038, 18430, 19570, 19982, 35405, 37595, 49955, 70810, 75190, 99910, 134539, 142861, 189829, 269078, 285722, 379658, 672695, 714305, 729343, 949145, 1345390, 1428610, 1458686, 1898290, 3646715, 7293430, 13857517, 27715034, 69287585, 138575170]

約数ペア:

[(1, 138575170), (2, 69287585), (5, 27715034), (10, 13857517), (19, 7293430), (38, 3646715), (73, 1898290), (95, 1458686), (97, 1428610), (103, 1345390), (146, 949145), (190, 729343), (194, 714305), (206, 672695), (365, 379658), (485, 285722), (515, 269078), (730, 189829), (970, 142861), (1030, 134539), (1387, 99910), (1843, 75190), (1957, 70810), (2774, 49955), (3686, 37595), (3914, 35405), (6935, 19982), (7081, 19570), (7519, 18430), (9215, 15038), (9785, 14162), (9991, 13870)]