42671840

素因数分解:

$2^5\times 5^1\times {\mathrm{167}}^1\times {\mathrm{1597}}^1$

素因数の和:1779

約数の個数: 48

約数和(自身を含む): 101479392

約数和(自身を除く): 58807552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 167, 334, 668, 835, 1336, 1597, 1670, 2672, 3194, 3340, 5344, 6388, 6680, 7985, 12776, 13360, 15970, 25552, 26720, 31940, 51104, 63880, 127760, 255520, 266699, 533398, 1066796, 1333495, 2133592, 2666990, 4267184, 5333980, 8534368, 10667960, 21335920, 42671840]

約数ペア:

[(1, 42671840), (2, 21335920), (4, 10667960), (5, 8534368), (8, 5333980), (10, 4267184), (16, 2666990), (20, 2133592), (32, 1333495), (40, 1066796), (80, 533398), (160, 266699), (167, 255520), (334, 127760), (668, 63880), (835, 51104), (1336, 31940), (1597, 26720), (1670, 25552), (2672, 15970), (3194, 13360), (3340, 12776), (5344, 7985), (6388, 6680)]