129435904

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:160

約数の個数: 144

約数和(自身を含む): 309052800

約数和(自身を除く): 179616896

約数列:

[1, 2, 4, 8, 13, 16, 19, 23, 26, 32, 38, 46, 52, 64, 76, 89, 92, 104, 128, 152, 178, 184, 208, 247, 256, 299, 304, 356, 368, 416, 437, 494, 598, 608, 712, 736, 832, 874, 988, 1157, 1196, 1216, 1424, 1472, 1664, 1691, 1748, 1976, 2047, 2314, 2392, 2432, 2848, 2944, 3328, 3382, 3496, 3952, 4094, 4628, 4784, 4864, 5681, 5696, 5888, 6764, 6992, 7904, 8188, 9256, 9568, 11362, 11392, 13528, 13984, 15808, 16376, 18512, 19136, 21983, 22724, 22784, 26611, 27056, 27968, 31616, 32752, 37024, 38272, 38893, 43966, 45448, 53222, 54112, 55936, 63232, 65504, 74048, 76544, 77786, 87932, 90896, 106444, 108224, 111872, 131008, 148096, 155572, 175864, 181792, 212888, 216448, 262016, 296192, 311144, 351728, 363584, 425776, 432896, 505609, 524032, 622288, 703456, 727168, 851552, 1011218, 1244576, 1406912, 1454336, 1703104, 2022436, 2489152, 2813824, 3406208, 4044872, 4978304, 5627648, 6812416, 8089744, 9956608, 16179488, 32358976, 64717952, 129435904]

約数ペア:

[(1, 129435904), (2, 64717952), (4, 32358976), (8, 16179488), (13, 9956608), (16, 8089744), (19, 6812416), (23, 5627648), (26, 4978304), (32, 4044872), (38, 3406208), (46, 2813824), (52, 2489152), (64, 2022436), (76, 1703104), (89, 1454336), (92, 1406912), (104, 1244576), (128, 1011218), (152, 851552), (178, 727168), (184, 703456), (208, 622288), (247, 524032), (256, 505609), (299, 432896), (304, 425776), (356, 363584), (368, 351728), (416, 311144), (437, 296192), (494, 262016), (598, 216448), (608, 212888), (712, 181792), (736, 175864), (832, 155572), (874, 148096), (988, 131008), (1157, 111872), (1196, 108224), (1216, 106444), (1424, 90896), (1472, 87932), (1664, 77786), (1691, 76544), (1748, 74048), (1976, 65504), (2047, 63232), (2314, 55936), (2392, 54112), (2432, 53222), (2848, 45448), (2944, 43966), (3328, 38893), (3382, 38272), (3496, 37024), (3952, 32752), (4094, 31616), (4628, 27968), (4784, 27056), (4864, 26611), (5681, 22784), (5696, 22724), (5888, 21983), (6764, 19136), (6992, 18512), (7904, 16376), (8188, 15808), (9256, 13984), (9568, 13528), (11362, 11392)]