61481605

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{173}}^1$

素因数の和:345

約数の個数: 32

約数和(自身を含む): 81406944

約数和(自身を除く): 19925339

約数列:

[1, 5, 17, 37, 85, 113, 173, 185, 565, 629, 865, 1921, 2941, 3145, 4181, 6401, 9605, 14705, 19549, 20905, 32005, 71077, 97745, 108817, 332333, 355385, 544085, 723313, 1661665, 3616565, 12296321, 61481605]

約数ペア:

[(1, 61481605), (5, 12296321), (17, 3616565), (37, 1661665), (85, 723313), (113, 544085), (173, 355385), (185, 332333), (565, 108817), (629, 97745), (865, 71077), (1921, 32005), (2941, 20905), (3145, 19549), (4181, 14705), (6401, 9605)]