25445784

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{191}}^1$

素因数の和:281

約数の個数: 128

約数和(自身を含む): 79994880

約数和(自身を除く): 54549096

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 56, 61, 78, 84, 91, 104, 122, 156, 168, 182, 183, 191, 244, 273, 312, 364, 366, 382, 427, 488, 546, 573, 728, 732, 764, 793, 854, 1092, 1146, 1281, 1337, 1464, 1528, 1586, 1708, 2184, 2292, 2379, 2483, 2562, 2674, 3172, 3416, 4011, 4584, 4758, 4966, 5124, 5348, 5551, 6344, 7449, 8022, 9516, 9932, 10248, 10696, 11102, 11651, 14898, 16044, 16653, 17381, 19032, 19864, 22204, 23302, 29796, 32088, 33306, 34762, 34953, 44408, 46604, 52143, 59592, 66612, 69524, 69906, 81557, 93208, 104286, 133224, 139048, 139812, 151463, 163114, 208572, 244671, 279624, 302926, 326228, 417144, 454389, 489342, 605852, 652456, 908778, 978684, 1060241, 1211704, 1817556, 1957368, 2120482, 3180723, 3635112, 4240964, 6361446, 8481928, 12722892, 25445784]

約数ペア:

[(1, 25445784), (2, 12722892), (3, 8481928), (4, 6361446), (6, 4240964), (7, 3635112), (8, 3180723), (12, 2120482), (13, 1957368), (14, 1817556), (21, 1211704), (24, 1060241), (26, 978684), (28, 908778), (39, 652456), (42, 605852), (52, 489342), (56, 454389), (61, 417144), (78, 326228), (84, 302926), (91, 279624), (104, 244671), (122, 208572), (156, 163114), (168, 151463), (182, 139812), (183, 139048), (191, 133224), (244, 104286), (273, 93208), (312, 81557), (364, 69906), (366, 69524), (382, 66612), (427, 59592), (488, 52143), (546, 46604), (573, 44408), (728, 34953), (732, 34762), (764, 33306), (793, 32088), (854, 29796), (1092, 23302), (1146, 22204), (1281, 19864), (1337, 19032), (1464, 17381), (1528, 16653), (1586, 16044), (1708, 14898), (2184, 11651), (2292, 11102), (2379, 10696), (2483, 10248), (2562, 9932), (2674, 9516), (3172, 8022), (3416, 7449), (4011, 6344), (4584, 5551), (4758, 5348), (4966, 5124)]