8725275

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1$

素因数の和:205

約数の個数: 72

約数和(自身を含む): 17828720

約数和(自身を除く): 9103445

約数列:

[1, 3, 5, 9, 13, 15, 19, 25, 39, 45, 57, 65, 75, 95, 117, 157, 171, 195, 225, 247, 285, 325, 471, 475, 585, 741, 785, 855, 975, 1235, 1413, 1425, 2041, 2223, 2355, 2925, 2983, 3705, 3925, 4275, 6123, 6175, 7065, 8949, 10205, 11115, 11775, 14915, 18369, 18525, 26847, 30615, 35325, 38779, 44745, 51025, 55575, 74575, 91845, 116337, 134235, 153075, 193895, 223725, 349011, 459225, 581685, 671175, 969475, 1745055, 2908425, 8725275]

約数ペア:

[(1, 8725275), (3, 2908425), (5, 1745055), (9, 969475), (13, 671175), (15, 581685), (19, 459225), (25, 349011), (39, 223725), (45, 193895), (57, 153075), (65, 134235), (75, 116337), (95, 91845), (117, 74575), (157, 55575), (171, 51025), (195, 44745), (225, 38779), (247, 35325), (285, 30615), (325, 26847), (471, 18525), (475, 18369), (585, 14915), (741, 11775), (785, 11115), (855, 10205), (975, 8949), (1235, 7065), (1413, 6175), (1425, 6123), (2041, 4275), (2223, 3925), (2355, 3705), (2925, 2983)]