25744928

素因数分解:

$2^5\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{109}}^1$

素因数の和:202

約数の個数: 72

約数和(自身を含む): 57144780

約数和(自身を除く): 31399852

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 61, 88, 109, 121, 122, 176, 218, 242, 244, 352, 436, 484, 488, 671, 872, 968, 976, 1199, 1342, 1744, 1936, 1952, 2398, 2684, 3488, 3872, 4796, 5368, 6649, 7381, 9592, 10736, 13189, 13298, 14762, 19184, 21472, 26378, 26596, 29524, 38368, 52756, 53192, 59048, 73139, 105512, 106384, 118096, 146278, 211024, 212768, 236192, 292556, 422048, 585112, 804529, 1170224, 1609058, 2340448, 3218116, 6436232, 12872464, 25744928]

約数ペア:

[(1, 25744928), (2, 12872464), (4, 6436232), (8, 3218116), (11, 2340448), (16, 1609058), (22, 1170224), (32, 804529), (44, 585112), (61, 422048), (88, 292556), (109, 236192), (121, 212768), (122, 211024), (176, 146278), (218, 118096), (242, 106384), (244, 105512), (352, 73139), (436, 59048), (484, 53192), (488, 52756), (671, 38368), (872, 29524), (968, 26596), (976, 26378), (1199, 21472), (1342, 19184), (1744, 14762), (1936, 13298), (1952, 13189), (2398, 10736), (2684, 9592), (3488, 7381), (3872, 6649), (4796, 5368)]