81539808

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1709}}^1$

素因数の和:1800

約数の個数: 96

約数和(自身を含む): 248209920

約数和(自身を除く): 166670112

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 71, 84, 96, 112, 142, 168, 213, 224, 284, 336, 426, 497, 568, 672, 852, 994, 1136, 1491, 1704, 1709, 1988, 2272, 2982, 3408, 3418, 3976, 5127, 5964, 6816, 6836, 7952, 10254, 11928, 11963, 13672, 15904, 20508, 23856, 23926, 27344, 35889, 41016, 47712, 47852, 54688, 71778, 82032, 95704, 121339, 143556, 164064, 191408, 242678, 287112, 364017, 382816, 485356, 574224, 728034, 849373, 970712, 1148448, 1456068, 1698746, 1941424, 2548119, 2912136, 3397492, 3882848, 5096238, 5824272, 6794984, 10192476, 11648544, 13589968, 20384952, 27179936, 40769904, 81539808]

約数ペア:

[(1, 81539808), (2, 40769904), (3, 27179936), (4, 20384952), (6, 13589968), (7, 11648544), (8, 10192476), (12, 6794984), (14, 5824272), (16, 5096238), (21, 3882848), (24, 3397492), (28, 2912136), (32, 2548119), (42, 1941424), (48, 1698746), (56, 1456068), (71, 1148448), (84, 970712), (96, 849373), (112, 728034), (142, 574224), (168, 485356), (213, 382816), (224, 364017), (284, 287112), (336, 242678), (426, 191408), (497, 164064), (568, 143556), (672, 121339), (852, 95704), (994, 82032), (1136, 71778), (1491, 54688), (1704, 47852), (1709, 47712), (1988, 41016), (2272, 35889), (2982, 27344), (3408, 23926), (3418, 23856), (3976, 20508), (5127, 15904), (5964, 13672), (6816, 11963), (6836, 11928), (7952, 10254)]