61765795

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1$

素因数の和:236

約数の個数: 64

約数和(自身を含む): 98058240

約数和(自身を除く): 36292445

約数列:

[1, 5, 7, 13, 29, 31, 35, 65, 91, 145, 151, 155, 203, 217, 377, 403, 455, 755, 899, 1015, 1057, 1085, 1885, 1963, 2015, 2639, 2821, 4379, 4495, 4681, 5285, 6293, 9815, 11687, 13195, 13741, 14105, 21895, 23405, 30653, 31465, 32767, 56927, 58435, 60853, 68705, 81809, 135749, 153265, 163835, 284635, 304265, 398489, 409045, 425971, 678745, 950243, 1764737, 1992445, 2129855, 4751215, 8823685, 12353159, 61765795]

約数ペア:

[(1, 61765795), (5, 12353159), (7, 8823685), (13, 4751215), (29, 2129855), (31, 1992445), (35, 1764737), (65, 950243), (91, 678745), (145, 425971), (151, 409045), (155, 398489), (203, 304265), (217, 284635), (377, 163835), (403, 153265), (455, 135749), (755, 81809), (899, 68705), (1015, 60853), (1057, 58435), (1085, 56927), (1885, 32767), (1963, 31465), (2015, 30653), (2639, 23405), (2821, 21895), (4379, 14105), (4495, 13741), (4681, 13195), (5285, 11687), (6293, 9815)]