55331325

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^2$

素因数の和:128

約数の個数: 108

約数和(自身を含む): 122060640

約数和(自身を除く): 66729315

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 25, 35, 43, 45, 57, 63, 75, 95, 105, 129, 133, 171, 175, 215, 225, 285, 301, 315, 387, 399, 475, 525, 645, 665, 817, 855, 903, 1075, 1197, 1425, 1505, 1575, 1849, 1935, 1995, 2451, 2709, 3225, 3325, 4085, 4275, 4515, 5547, 5719, 5985, 7353, 7525, 9245, 9675, 9975, 12255, 12943, 13545, 16641, 17157, 20425, 22575, 27735, 28595, 29925, 35131, 36765, 38829, 46225, 51471, 61275, 64715, 67725, 83205, 85785, 105393, 116487, 138675, 142975, 175655, 183825, 194145, 245917, 257355, 316179, 323575, 416025, 428925, 526965, 582435, 737751, 878275, 970725, 1229585, 1286775, 1580895, 2213253, 2634825, 2912175, 3688755, 6147925, 7904475, 11066265, 18443775, 55331325]

約数ペア:

[(1, 55331325), (3, 18443775), (5, 11066265), (7, 7904475), (9, 6147925), (15, 3688755), (19, 2912175), (21, 2634825), (25, 2213253), (35, 1580895), (43, 1286775), (45, 1229585), (57, 970725), (63, 878275), (75, 737751), (95, 582435), (105, 526965), (129, 428925), (133, 416025), (171, 323575), (175, 316179), (215, 257355), (225, 245917), (285, 194145), (301, 183825), (315, 175655), (387, 142975), (399, 138675), (475, 116487), (525, 105393), (645, 85785), (665, 83205), (817, 67725), (855, 64715), (903, 61275), (1075, 51471), (1197, 46225), (1425, 38829), (1505, 36765), (1575, 35131), (1849, 29925), (1935, 28595), (1995, 27735), (2451, 22575), (2709, 20425), (3225, 17157), (3325, 16641), (4085, 13545), (4275, 12943), (4515, 12255), (5547, 9975), (5719, 9675), (5985, 9245), (7353, 7525)]