2019980375

素因数分解:

$5^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{593}}^1$

素因数の和:861

約数の個数: 64

約数和(自身を含む): 3069031680

約数和(自身を除く): 1049051305

約数列:

[1, 5, 7, 17, 25, 35, 85, 119, 125, 175, 229, 425, 593, 595, 875, 1145, 1603, 2125, 2965, 2975, 3893, 4151, 5725, 8015, 10081, 14825, 14875, 19465, 20755, 27251, 28625, 40075, 50405, 70567, 74125, 97325, 103775, 135797, 136255, 200375, 252025, 352835, 486625, 518875, 678985, 681275, 950579, 1260125, 1764175, 2308549, 3394925, 3406375, 4752895, 8820875, 11542745, 16159843, 16974625, 23764475, 57713725, 80799215, 118822375, 288568625, 403996075, 2019980375]

約数ペア:

[(1, 2019980375), (5, 403996075), (7, 288568625), (17, 118822375), (25, 80799215), (35, 57713725), (85, 23764475), (119, 16974625), (125, 16159843), (175, 11542745), (229, 8820875), (425, 4752895), (593, 3406375), (595, 3394925), (875, 2308549), (1145, 1764175), (1603, 1260125), (2125, 950579), (2965, 681275), (2975, 678985), (3893, 518875), (4151, 486625), (5725, 352835), (8015, 252025), (10081, 200375), (14825, 136255), (14875, 135797), (19465, 103775), (20755, 97325), (27251, 74125), (28625, 70567), (40075, 50405)]