25552758

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:154

約数の個数: 128

約数和(自身を含む): 69672960

約数和(自身を除く): 44120202

約数列:

[1, 2, 3, 6, 7, 11, 14, 19, 21, 22, 33, 38, 41, 42, 57, 66, 71, 77, 82, 114, 123, 133, 142, 154, 209, 213, 231, 246, 266, 287, 399, 418, 426, 451, 462, 497, 574, 627, 779, 781, 798, 861, 902, 994, 1254, 1349, 1353, 1463, 1491, 1558, 1562, 1722, 2337, 2343, 2698, 2706, 2911, 2926, 2982, 3157, 4047, 4389, 4674, 4686, 5453, 5467, 5822, 6314, 8094, 8569, 8733, 8778, 9443, 9471, 10906, 10934, 14839, 16359, 16401, 17138, 17466, 18886, 18942, 20377, 25707, 28329, 29678, 32021, 32718, 32802, 40754, 44517, 51414, 55309, 56658, 59983, 61131, 64042, 89034, 96063, 103873, 110618, 119966, 122262, 165927, 179949, 192126, 207746, 224147, 311619, 331854, 359898, 387163, 448294, 608399, 623238, 672441, 774326, 1161489, 1216798, 1344882, 1825197, 2322978, 3650394, 4258793, 8517586, 12776379, 25552758]

約数ペア:

[(1, 25552758), (2, 12776379), (3, 8517586), (6, 4258793), (7, 3650394), (11, 2322978), (14, 1825197), (19, 1344882), (21, 1216798), (22, 1161489), (33, 774326), (38, 672441), (41, 623238), (42, 608399), (57, 448294), (66, 387163), (71, 359898), (77, 331854), (82, 311619), (114, 224147), (123, 207746), (133, 192126), (142, 179949), (154, 165927), (209, 122262), (213, 119966), (231, 110618), (246, 103873), (266, 96063), (287, 89034), (399, 64042), (418, 61131), (426, 59983), (451, 56658), (462, 55309), (497, 51414), (574, 44517), (627, 40754), (779, 32802), (781, 32718), (798, 32021), (861, 29678), (902, 28329), (994, 25707), (1254, 20377), (1349, 18942), (1353, 18886), (1463, 17466), (1491, 17138), (1558, 16401), (1562, 16359), (1722, 14839), (2337, 10934), (2343, 10906), (2698, 9471), (2706, 9443), (2911, 8778), (2926, 8733), (2982, 8569), (3157, 8094), (4047, 6314), (4389, 5822), (4674, 5467), (4686, 5453)]