81849456

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1901}}^1$

素因数の和:1951

約数の個数: 120

約数和(自身を含む): 257546016

約数和(自身を除く): 175696560

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 23, 24, 26, 36, 39, 46, 48, 52, 69, 72, 78, 92, 104, 117, 138, 144, 156, 184, 207, 208, 234, 276, 299, 312, 368, 414, 468, 552, 598, 624, 828, 897, 936, 1104, 1196, 1656, 1794, 1872, 1901, 2392, 2691, 3312, 3588, 3802, 4784, 5382, 5703, 7176, 7604, 10764, 11406, 14352, 15208, 17109, 21528, 22812, 24713, 30416, 34218, 43056, 43723, 45624, 49426, 68436, 74139, 87446, 91248, 98852, 131169, 136872, 148278, 174892, 197704, 222417, 262338, 273744, 296556, 349784, 393507, 395408, 444834, 524676, 568399, 593112, 699568, 787014, 889668, 1049352, 1136798, 1186224, 1574028, 1705197, 1779336, 2098704, 2273596, 3148056, 3410394, 3558672, 4547192, 5115591, 6296112, 6820788, 9094384, 10231182, 13641576, 20462364, 27283152, 40924728, 81849456]

約数ペア:

[(1, 81849456), (2, 40924728), (3, 27283152), (4, 20462364), (6, 13641576), (8, 10231182), (9, 9094384), (12, 6820788), (13, 6296112), (16, 5115591), (18, 4547192), (23, 3558672), (24, 3410394), (26, 3148056), (36, 2273596), (39, 2098704), (46, 1779336), (48, 1705197), (52, 1574028), (69, 1186224), (72, 1136798), (78, 1049352), (92, 889668), (104, 787014), (117, 699568), (138, 593112), (144, 568399), (156, 524676), (184, 444834), (207, 395408), (208, 393507), (234, 349784), (276, 296556), (299, 273744), (312, 262338), (368, 222417), (414, 197704), (468, 174892), (552, 148278), (598, 136872), (624, 131169), (828, 98852), (897, 91248), (936, 87446), (1104, 74139), (1196, 68436), (1656, 49426), (1794, 45624), (1872, 43723), (1901, 43056), (2392, 34218), (2691, 30416), (3312, 24713), (3588, 22812), (3802, 21528), (4784, 17109), (5382, 15208), (5703, 14352), (7176, 11406), (7604, 10764)]