71320425

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{271}}^1$

素因数の和:335

約数の個数: 72

約数和(自身を含む): 134574720

約数和(自身を除く): 63254295

約数列:

[1, 3, 5, 11, 15, 25, 29, 33, 55, 75, 87, 121, 145, 165, 271, 275, 319, 363, 435, 605, 725, 813, 825, 957, 1355, 1595, 1815, 2175, 2981, 3025, 3509, 4065, 4785, 6775, 7859, 7975, 8943, 9075, 10527, 14905, 17545, 20325, 23577, 23925, 32791, 39295, 44715, 52635, 74525, 86449, 87725, 98373, 117885, 163955, 196475, 223575, 259347, 263175, 432245, 491865, 589425, 819775, 950939, 1296735, 2161225, 2459325, 2852817, 4754695, 6483675, 14264085, 23773475, 71320425]

約数ペア:

[(1, 71320425), (3, 23773475), (5, 14264085), (11, 6483675), (15, 4754695), (25, 2852817), (29, 2459325), (33, 2161225), (55, 1296735), (75, 950939), (87, 819775), (121, 589425), (145, 491865), (165, 432245), (271, 263175), (275, 259347), (319, 223575), (363, 196475), (435, 163955), (605, 117885), (725, 98373), (813, 87725), (825, 86449), (957, 74525), (1355, 52635), (1595, 44715), (1815, 39295), (2175, 32791), (2981, 23925), (3025, 23577), (3509, 20325), (4065, 17545), (4785, 14905), (6775, 10527), (7859, 9075), (7975, 8943)]