81050688

素因数分解:

$2^6\times 3^2\times {\mathrm{223}}^1\times {\mathrm{631}}^1$

素因数の和:872

約数の個数: 84

約数和(自身を含む): 233728768

約数和(自身を除く): 152678080

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 144, 192, 223, 288, 446, 576, 631, 669, 892, 1262, 1338, 1784, 1893, 2007, 2524, 2676, 3568, 3786, 4014, 5048, 5352, 5679, 7136, 7572, 8028, 10096, 10704, 11358, 14272, 15144, 16056, 20192, 21408, 22716, 30288, 32112, 40384, 42816, 45432, 60576, 64224, 90864, 121152, 128448, 140713, 181728, 281426, 363456, 422139, 562852, 844278, 1125704, 1266417, 1688556, 2251408, 2532834, 3377112, 4502816, 5065668, 6754224, 9005632, 10131336, 13508448, 20262672, 27016896, 40525344, 81050688]

約数ペア:

[(1, 81050688), (2, 40525344), (3, 27016896), (4, 20262672), (6, 13508448), (8, 10131336), (9, 9005632), (12, 6754224), (16, 5065668), (18, 4502816), (24, 3377112), (32, 2532834), (36, 2251408), (48, 1688556), (64, 1266417), (72, 1125704), (96, 844278), (144, 562852), (192, 422139), (223, 363456), (288, 281426), (446, 181728), (576, 140713), (631, 128448), (669, 121152), (892, 90864), (1262, 64224), (1338, 60576), (1784, 45432), (1893, 42816), (2007, 40384), (2524, 32112), (2676, 30288), (3568, 22716), (3786, 21408), (4014, 20192), (5048, 16056), (5352, 15144), (5679, 14272), (7136, 11358), (7572, 10704), (8028, 10096)]