164075990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{8039}}^1$

素因数の和:8216

約数の個数: 32

約数和(自身を含む): 320120640

約数和(自身を除く): 156044650

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 157, 314, 785, 1570, 2041, 4082, 8039, 10205, 16078, 20410, 40195, 80390, 104507, 209014, 522535, 1045070, 1262123, 2524246, 6310615, 12621230, 16407599, 32815198, 82037995, 164075990]

約数ペア:

[(1, 164075990), (2, 82037995), (5, 32815198), (10, 16407599), (13, 12621230), (26, 6310615), (65, 2524246), (130, 1262123), (157, 1045070), (314, 522535), (785, 209014), (1570, 104507), (2041, 80390), (4082, 40195), (8039, 20410), (10205, 16078)]