71669780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{743}}^1$

素因数の和:825

約数の個数: 96

約数和(自身を含む): 188987904

約数和(自身を除く): 117318124

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 53, 65, 70, 91, 106, 130, 140, 182, 212, 260, 265, 364, 371, 455, 530, 689, 742, 743, 910, 1060, 1378, 1484, 1486, 1820, 1855, 2756, 2972, 3445, 3710, 3715, 4823, 5201, 6890, 7420, 7430, 9646, 9659, 10402, 13780, 14860, 19292, 19318, 20804, 24115, 26005, 38636, 39379, 48230, 48295, 52010, 67613, 78758, 96460, 96590, 104020, 135226, 157516, 193180, 196895, 270452, 275653, 338065, 393790, 511927, 551306, 676130, 787580, 1023854, 1102612, 1352260, 1378265, 2047708, 2559635, 2756530, 3583489, 5119270, 5513060, 7166978, 10238540, 14333956, 17917445, 35834890, 71669780]

約数ペア:

[(1, 71669780), (2, 35834890), (4, 17917445), (5, 14333956), (7, 10238540), (10, 7166978), (13, 5513060), (14, 5119270), (20, 3583489), (26, 2756530), (28, 2559635), (35, 2047708), (52, 1378265), (53, 1352260), (65, 1102612), (70, 1023854), (91, 787580), (106, 676130), (130, 551306), (140, 511927), (182, 393790), (212, 338065), (260, 275653), (265, 270452), (364, 196895), (371, 193180), (455, 157516), (530, 135226), (689, 104020), (742, 96590), (743, 96460), (910, 78758), (1060, 67613), (1378, 52010), (1484, 48295), (1486, 48230), (1820, 39379), (1855, 38636), (2756, 26005), (2972, 24115), (3445, 20804), (3710, 19318), (3715, 19292), (4823, 14860), (5201, 13780), (6890, 10402), (7420, 9659), (7430, 9646)]