81664224

素因数分解:

$2^5\times 3^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{271}}^1$

素因数の和:400

約数の個数: 96

約数和(自身を含む): 223179264

約数和(自身を除く): 141515040

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 43, 48, 73, 86, 96, 129, 146, 172, 219, 258, 271, 292, 344, 438, 516, 542, 584, 688, 813, 876, 1032, 1084, 1168, 1376, 1626, 1752, 2064, 2168, 2336, 3139, 3252, 3504, 4128, 4336, 6278, 6504, 7008, 8672, 9417, 11653, 12556, 13008, 18834, 19783, 23306, 25112, 26016, 34959, 37668, 39566, 46612, 50224, 59349, 69918, 75336, 79132, 93224, 100448, 118698, 139836, 150672, 158264, 186448, 237396, 279672, 301344, 316528, 372896, 474792, 559344, 633056, 850669, 949584, 1118688, 1701338, 1899168, 2552007, 3402676, 5104014, 6805352, 10208028, 13610704, 20416056, 27221408, 40832112, 81664224]

約数ペア:

[(1, 81664224), (2, 40832112), (3, 27221408), (4, 20416056), (6, 13610704), (8, 10208028), (12, 6805352), (16, 5104014), (24, 3402676), (32, 2552007), (43, 1899168), (48, 1701338), (73, 1118688), (86, 949584), (96, 850669), (129, 633056), (146, 559344), (172, 474792), (219, 372896), (258, 316528), (271, 301344), (292, 279672), (344, 237396), (438, 186448), (516, 158264), (542, 150672), (584, 139836), (688, 118698), (813, 100448), (876, 93224), (1032, 79132), (1084, 75336), (1168, 69918), (1376, 59349), (1626, 50224), (1752, 46612), (2064, 39566), (2168, 37668), (2336, 34959), (3139, 26016), (3252, 25112), (3504, 23306), (4128, 19783), (4336, 18834), (6278, 13008), (6504, 12556), (7008, 11653), (8672, 9417)]