308972675

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1$

素因数の和:356

約数の個数: 48

約数和(自身を含む): 431222400

約数和(自身を除く): 122249725

約数列:

[1, 5, 11, 25, 55, 59, 137, 139, 275, 295, 649, 685, 695, 1475, 1507, 1529, 3245, 3425, 3475, 7535, 7645, 8083, 8201, 16225, 19043, 37675, 38225, 40415, 41005, 88913, 90211, 95215, 202075, 205025, 209473, 444565, 451055, 476075, 1047365, 1123537, 2222825, 2255275, 5236825, 5617685, 12358907, 28088425, 61794535, 308972675]

約数ペア:

[(1, 308972675), (5, 61794535), (11, 28088425), (25, 12358907), (55, 5617685), (59, 5236825), (137, 2255275), (139, 2222825), (275, 1123537), (295, 1047365), (649, 476075), (685, 451055), (695, 444565), (1475, 209473), (1507, 205025), (1529, 202075), (3245, 95215), (3425, 90211), (3475, 88913), (7535, 41005), (7645, 40415), (8083, 38225), (8201, 37675), (16225, 19043)]