81425376

素因数分解:

$2^5\times 3^2\times {\mathrm{17}}^1\times {\mathrm{16631}}^1$

素因数の和:16664

約数の個数: 72

約数和(自身を含む): 245188944

約数和(自身を除く): 163763568

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 32, 34, 36, 48, 51, 68, 72, 96, 102, 136, 144, 153, 204, 272, 288, 306, 408, 544, 612, 816, 1224, 1632, 2448, 4896, 16631, 33262, 49893, 66524, 99786, 133048, 149679, 199572, 266096, 282727, 299358, 399144, 532192, 565454, 598716, 798288, 848181, 1130908, 1197432, 1596576, 1696362, 2261816, 2394864, 2544543, 3392724, 4523632, 4789728, 5089086, 6785448, 9047264, 10178172, 13570896, 20356344, 27141792, 40712688, 81425376]

約数ペア:

[(1, 81425376), (2, 40712688), (3, 27141792), (4, 20356344), (6, 13570896), (8, 10178172), (9, 9047264), (12, 6785448), (16, 5089086), (17, 4789728), (18, 4523632), (24, 3392724), (32, 2544543), (34, 2394864), (36, 2261816), (48, 1696362), (51, 1596576), (68, 1197432), (72, 1130908), (96, 848181), (102, 798288), (136, 598716), (144, 565454), (153, 532192), (204, 399144), (272, 299358), (288, 282727), (306, 266096), (408, 199572), (544, 149679), (612, 133048), (816, 99786), (1224, 66524), (1632, 49893), (2448, 33262), (4896, 16631)]