71495788

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{521}}^1$

素因数の和:587

約数の個数: 72

約数和(自身を含む): 160483680

約数和(自身を除く): 88987892

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 29, 52, 58, 91, 116, 169, 182, 203, 338, 364, 377, 406, 521, 676, 754, 812, 1042, 1183, 1508, 2084, 2366, 2639, 3647, 4732, 4901, 5278, 6773, 7294, 9802, 10556, 13546, 14588, 15109, 19604, 27092, 30218, 34307, 47411, 60436, 68614, 88049, 94822, 105763, 137228, 176098, 189644, 196417, 211526, 352196, 392834, 423052, 616343, 785668, 1232686, 1374919, 2465372, 2553421, 2749838, 5106842, 5499676, 10213684, 17873947, 35747894, 71495788]

約数ペア:

[(1, 71495788), (2, 35747894), (4, 17873947), (7, 10213684), (13, 5499676), (14, 5106842), (26, 2749838), (28, 2553421), (29, 2465372), (52, 1374919), (58, 1232686), (91, 785668), (116, 616343), (169, 423052), (182, 392834), (203, 352196), (338, 211526), (364, 196417), (377, 189644), (406, 176098), (521, 137228), (676, 105763), (754, 94822), (812, 88049), (1042, 68614), (1183, 60436), (1508, 47411), (2084, 34307), (2366, 30218), (2639, 27092), (3647, 19604), (4732, 15109), (4901, 14588), (5278, 13546), (6773, 10556), (7294, 9802)]