28119869440

素因数分解:

$2^{11}\times 5^1\times {\mathrm{13}}^2\times {\mathrm{16249}}^1$

素因数の和:16302

約数の個数: 144

約数和(自身を含む): 73065037500

約数和(自身を除く): 44945168060

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 169, 208, 256, 260, 320, 338, 416, 512, 520, 640, 676, 832, 845, 1024, 1040, 1280, 1352, 1664, 1690, 2048, 2080, 2560, 2704, 3328, 3380, 4160, 5120, 5408, 6656, 6760, 8320, 10240, 10816, 13312, 13520, 16249, 16640, 21632, 26624, 27040, 32498, 33280, 43264, 54080, 64996, 66560, 81245, 86528, 108160, 129992, 133120, 162490, 173056, 211237, 216320, 259984, 324980, 346112, 422474, 432640, 519968, 649960, 844948, 865280, 1039936, 1056185, 1299920, 1689896, 1730560, 2079872, 2112370, 2599840, 2746081, 3379792, 4159744, 4224740, 5199680, 5492162, 6759584, 8319488, 8449480, 10399360, 10984324, 13519168, 13730405, 16638976, 16898960, 20798720, 21968648, 27038336, 27460810, 33277952, 33797920, 41597440, 43937296, 54076672, 54921620, 67595840, 83194880, 87874592, 108153344, 109843240, 135191680, 166389760, 175749184, 216306688, 219686480, 270383360, 351498368, 432613376, 439372960, 540766720, 702996736, 878745920, 1081533440, 1405993472, 1757491840, 2163066880, 2811986944, 3514983680, 5623973888, 7029967360, 14059934720, 28119869440]

約数ペア:

[(1, 28119869440), (2, 14059934720), (4, 7029967360), (5, 5623973888), (8, 3514983680), (10, 2811986944), (13, 2163066880), (16, 1757491840), (20, 1405993472), (26, 1081533440), (32, 878745920), (40, 702996736), (52, 540766720), (64, 439372960), (65, 432613376), (80, 351498368), (104, 270383360), (128, 219686480), (130, 216306688), (160, 175749184), (169, 166389760), (208, 135191680), (256, 109843240), (260, 108153344), (320, 87874592), (338, 83194880), (416, 67595840), (512, 54921620), (520, 54076672), (640, 43937296), (676, 41597440), (832, 33797920), (845, 33277952), (1024, 27460810), (1040, 27038336), (1280, 21968648), (1352, 20798720), (1664, 16898960), (1690, 16638976), (2048, 13730405), (2080, 13519168), (2560, 10984324), (2704, 10399360), (3328, 8449480), (3380, 8319488), (4160, 6759584), (5120, 5492162), (5408, 5199680), (6656, 4224740), (6760, 4159744), (8320, 3379792), (10240, 2746081), (10816, 2599840), (13312, 2112370), (13520, 2079872), (16249, 1730560), (16640, 1689896), (21632, 1299920), (26624, 1056185), (27040, 1039936), (32498, 865280), (33280, 844948), (43264, 649960), (54080, 519968), (64996, 432640), (66560, 422474), (81245, 346112), (86528, 324980), (108160, 259984), (129992, 216320), (133120, 211237), (162490, 173056)]