81443572

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{929}}^1$

素因数の和:1072

約数の個数: 48

約数和(自身を含む): 169989120

約数和(自身を除く): 88545548

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 101, 124, 202, 217, 404, 434, 707, 868, 929, 1414, 1858, 2828, 3131, 3716, 6262, 6503, 12524, 13006, 21917, 26012, 28799, 43834, 57598, 87668, 93829, 115196, 187658, 201593, 375316, 403186, 656803, 806372, 1313606, 2627212, 2908699, 5817398, 11634796, 20360893, 40721786, 81443572]

約数ペア:

[(1, 81443572), (2, 40721786), (4, 20360893), (7, 11634796), (14, 5817398), (28, 2908699), (31, 2627212), (62, 1313606), (101, 806372), (124, 656803), (202, 403186), (217, 375316), (404, 201593), (434, 187658), (707, 115196), (868, 93829), (929, 87668), (1414, 57598), (1858, 43834), (2828, 28799), (3131, 26012), (3716, 21917), (6262, 13006), (6503, 12524)]