64163950

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1$

素因数の和:214

約数の個数: 96

約数和(自身を含む): 138607200

約数和(自身を除く): 74443250

約数列:

[1, 2, 5, 10, 17, 19, 25, 29, 34, 38, 50, 58, 85, 95, 137, 145, 170, 190, 274, 290, 323, 425, 475, 493, 551, 646, 685, 725, 850, 950, 986, 1102, 1370, 1450, 1615, 2329, 2465, 2603, 2755, 3230, 3425, 3973, 4658, 4930, 5206, 5510, 6850, 7946, 8075, 9367, 11645, 12325, 13015, 13775, 16150, 18734, 19865, 23290, 24650, 26030, 27550, 39730, 44251, 46835, 58225, 65075, 67541, 75487, 88502, 93670, 99325, 116450, 130150, 135082, 150974, 198650, 221255, 234175, 337705, 377435, 442510, 468350, 675410, 754870, 1106275, 1283279, 1688525, 1887175, 2212550, 2566558, 3377050, 3774350, 6416395, 12832790, 32081975, 64163950]

約数ペア:

[(1, 64163950), (2, 32081975), (5, 12832790), (10, 6416395), (17, 3774350), (19, 3377050), (25, 2566558), (29, 2212550), (34, 1887175), (38, 1688525), (50, 1283279), (58, 1106275), (85, 754870), (95, 675410), (137, 468350), (145, 442510), (170, 377435), (190, 337705), (274, 234175), (290, 221255), (323, 198650), (425, 150974), (475, 135082), (493, 130150), (551, 116450), (646, 99325), (685, 93670), (725, 88502), (850, 75487), (950, 67541), (986, 65075), (1102, 58225), (1370, 46835), (1450, 44251), (1615, 39730), (2329, 27550), (2465, 26030), (2603, 24650), (2755, 23290), (3230, 19865), (3425, 18734), (3973, 16150), (4658, 13775), (4930, 13015), (5206, 12325), (5510, 11645), (6850, 9367), (7946, 8075)]