42707925

素因数分解:

$3^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:220

約数の個数: 96

約数和(自身を含む): 87772160

約数和(自身を除く): 45064235

約数列:

[1, 3, 5, 9, 13, 15, 25, 27, 31, 39, 45, 65, 75, 93, 117, 135, 155, 157, 195, 225, 279, 325, 351, 403, 465, 471, 585, 675, 775, 785, 837, 975, 1209, 1395, 1413, 1755, 2015, 2041, 2325, 2355, 2925, 3627, 3925, 4185, 4239, 4867, 6045, 6123, 6975, 7065, 8775, 10075, 10205, 10881, 11775, 14601, 18135, 18369, 20925, 21195, 24335, 30225, 30615, 35325, 43803, 51025, 54405, 55107, 63271, 73005, 90675, 91845, 105975, 121675, 131409, 153075, 189813, 219015, 272025, 275535, 316355, 365025, 459225, 569439, 657045, 949065, 1095075, 1377675, 1581775, 1708317, 2847195, 3285225, 4745325, 8541585, 14235975, 42707925]

約数ペア:

[(1, 42707925), (3, 14235975), (5, 8541585), (9, 4745325), (13, 3285225), (15, 2847195), (25, 1708317), (27, 1581775), (31, 1377675), (39, 1095075), (45, 949065), (65, 657045), (75, 569439), (93, 459225), (117, 365025), (135, 316355), (155, 275535), (157, 272025), (195, 219015), (225, 189813), (279, 153075), (325, 131409), (351, 121675), (403, 105975), (465, 91845), (471, 90675), (585, 73005), (675, 63271), (775, 55107), (785, 54405), (837, 51025), (975, 43803), (1209, 35325), (1395, 30615), (1413, 30225), (1755, 24335), (2015, 21195), (2041, 20925), (2325, 18369), (2355, 18135), (2925, 14601), (3627, 11775), (3925, 10881), (4185, 10205), (4239, 10075), (4867, 8775), (6045, 7065), (6123, 6975)]