1520806575

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{739}}^1\times {\mathrm{1193}}^1$

素因数の和:1968

約数の個数: 48

約数和(自身を含む): 2629474560

約数和(自身を除く): 1108667985

約数列:

[1, 3, 5, 15, 23, 25, 69, 75, 115, 345, 575, 739, 1193, 1725, 2217, 3579, 3695, 5965, 11085, 16997, 17895, 18475, 27439, 29825, 50991, 55425, 82317, 84985, 89475, 137195, 254955, 411585, 424925, 685975, 881627, 1274775, 2057925, 2644881, 4408135, 13224405, 20277421, 22040675, 60832263, 66122025, 101387105, 304161315, 506935525, 1520806575]

約数ペア:

[(1, 1520806575), (3, 506935525), (5, 304161315), (15, 101387105), (23, 66122025), (25, 60832263), (69, 22040675), (75, 20277421), (115, 13224405), (345, 4408135), (575, 2644881), (739, 2057925), (1193, 1274775), (1725, 881627), (2217, 685975), (3579, 424925), (3695, 411585), (5965, 254955), (11085, 137195), (16997, 89475), (17895, 84985), (18475, 82317), (27439, 55425), (29825, 50991)]