4025345

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1$

素因数の和:145

約数の個数: 32

約数和(自身を含む): 5598720

約数和(自身を除く): 1573375

約数列:

[1, 5, 17, 23, 29, 71, 85, 115, 145, 355, 391, 493, 667, 1207, 1633, 1955, 2059, 2465, 3335, 6035, 8165, 10295, 11339, 27761, 35003, 47357, 56695, 138805, 175015, 236785, 805069, 4025345]

約数ペア:

[(1, 4025345), (5, 805069), (17, 236785), (23, 175015), (29, 138805), (71, 56695), (85, 47357), (115, 35003), (145, 27761), (355, 11339), (391, 10295), (493, 8165), (667, 6035), (1207, 3335), (1633, 2465), (1955, 2059)]