65552540

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{761}}^1$

素因数の和:902

約数の個数: 48

約数和(自身を含む): 142097760

約数和(自身を除く): 76545220

約数列:

[1, 2, 4, 5, 10, 20, 59, 73, 118, 146, 236, 292, 295, 365, 590, 730, 761, 1180, 1460, 1522, 3044, 3805, 4307, 7610, 8614, 15220, 17228, 21535, 43070, 44899, 55553, 86140, 89798, 111106, 179596, 222212, 224495, 277765, 448990, 555530, 897980, 1111060, 3277627, 6555254, 13110508, 16388135, 32776270, 65552540]

約数ペア:

[(1, 65552540), (2, 32776270), (4, 16388135), (5, 13110508), (10, 6555254), (20, 3277627), (59, 1111060), (73, 897980), (118, 555530), (146, 448990), (236, 277765), (292, 224495), (295, 222212), (365, 179596), (590, 111106), (730, 89798), (761, 86140), (1180, 55553), (1460, 44899), (1522, 43070), (3044, 21535), (3805, 17228), (4307, 15220), (7610, 8614)]