164582912

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{313}}^1$

素因数の和:423

約数の個数: 80

約数和(自身を含む): 359768640

約数和(自身を除く): 195185728

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 79, 104, 128, 158, 208, 256, 313, 316, 416, 512, 626, 632, 832, 1027, 1252, 1264, 1664, 2054, 2504, 2528, 3328, 4069, 4108, 5008, 5056, 6656, 8138, 8216, 10016, 10112, 16276, 16432, 20032, 20224, 24727, 32552, 32864, 40064, 40448, 49454, 65104, 65728, 80128, 98908, 130208, 131456, 160256, 197816, 260416, 262912, 321451, 395632, 520832, 525824, 642902, 791264, 1041664, 1285804, 1582528, 2083328, 2571608, 3165056, 5143216, 6330112, 10286432, 12660224, 20572864, 41145728, 82291456, 164582912]

約数ペア:

[(1, 164582912), (2, 82291456), (4, 41145728), (8, 20572864), (13, 12660224), (16, 10286432), (26, 6330112), (32, 5143216), (52, 3165056), (64, 2571608), (79, 2083328), (104, 1582528), (128, 1285804), (158, 1041664), (208, 791264), (256, 642902), (313, 525824), (316, 520832), (416, 395632), (512, 321451), (626, 262912), (632, 260416), (832, 197816), (1027, 160256), (1252, 131456), (1264, 130208), (1664, 98908), (2054, 80128), (2504, 65728), (2528, 65104), (3328, 49454), (4069, 40448), (4108, 40064), (5008, 32864), (5056, 32552), (6656, 24727), (8138, 20224), (8216, 20032), (10016, 16432), (10112, 16276)]