7871528

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1$

素因数の和:210

約数の個数: 64

約数和(自身を含む): 18057600

約数和(自身を除く): 10186072

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 37, 56, 58, 74, 116, 131, 148, 203, 232, 259, 262, 296, 406, 518, 524, 812, 917, 1036, 1048, 1073, 1624, 1834, 2072, 2146, 3668, 3799, 4292, 4847, 7336, 7511, 7598, 8584, 9694, 15022, 15196, 19388, 26593, 30044, 30392, 33929, 38776, 53186, 60088, 67858, 106372, 135716, 140563, 212744, 271432, 281126, 562252, 983941, 1124504, 1967882, 3935764, 7871528]

約数ペア:

[(1, 7871528), (2, 3935764), (4, 1967882), (7, 1124504), (8, 983941), (14, 562252), (28, 281126), (29, 271432), (37, 212744), (56, 140563), (58, 135716), (74, 106372), (116, 67858), (131, 60088), (148, 53186), (203, 38776), (232, 33929), (259, 30392), (262, 30044), (296, 26593), (406, 19388), (518, 15196), (524, 15022), (812, 9694), (917, 8584), (1036, 7598), (1048, 7511), (1073, 7336), (1624, 4847), (1834, 4292), (2072, 3799), (2146, 3668)]