263456128

素因数分解:

$2^7\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{641}}^1$

素因数の和:700

約数の個数: 96

約数和(自身を含む): 599178600

約数和(自身を除く): 335722472

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 64, 76, 104, 128, 152, 169, 208, 247, 304, 338, 416, 494, 608, 641, 676, 832, 988, 1216, 1282, 1352, 1664, 1976, 2432, 2564, 2704, 3211, 3952, 5128, 5408, 6422, 7904, 8333, 10256, 10816, 12179, 12844, 15808, 16666, 20512, 21632, 24358, 25688, 31616, 33332, 41024, 48716, 51376, 66664, 82048, 97432, 102752, 108329, 133328, 158327, 194864, 205504, 216658, 266656, 316654, 389728, 411008, 433316, 533312, 633308, 779456, 866632, 1066624, 1266616, 1558912, 1733264, 2058251, 2533232, 3466528, 4116502, 5066464, 6933056, 8233004, 10132928, 13866112, 16466008, 20265856, 32932016, 65864032, 131728064, 263456128]

約数ペア:

[(1, 263456128), (2, 131728064), (4, 65864032), (8, 32932016), (13, 20265856), (16, 16466008), (19, 13866112), (26, 10132928), (32, 8233004), (38, 6933056), (52, 5066464), (64, 4116502), (76, 3466528), (104, 2533232), (128, 2058251), (152, 1733264), (169, 1558912), (208, 1266616), (247, 1066624), (304, 866632), (338, 779456), (416, 633308), (494, 533312), (608, 433316), (641, 411008), (676, 389728), (832, 316654), (988, 266656), (1216, 216658), (1282, 205504), (1352, 194864), (1664, 158327), (1976, 133328), (2432, 108329), (2564, 102752), (2704, 97432), (3211, 82048), (3952, 66664), (5128, 51376), (5408, 48716), (6422, 41024), (7904, 33332), (8333, 31616), (10256, 25688), (10816, 24358), (12179, 21632), (12844, 20512), (15808, 16666)]