66137420

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{2357}}^1$

素因数の和:2450

約数の個数: 48

約数和(自身を含む): 147365568

約数和(自身を除く): 81228148

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 61, 92, 115, 122, 230, 244, 305, 460, 610, 1220, 1403, 2357, 2806, 4714, 5612, 7015, 9428, 11785, 14030, 23570, 28060, 47140, 54211, 108422, 143777, 216844, 271055, 287554, 542110, 575108, 718885, 1084220, 1437770, 2875540, 3306871, 6613742, 13227484, 16534355, 33068710, 66137420]

約数ペア:

[(1, 66137420), (2, 33068710), (4, 16534355), (5, 13227484), (10, 6613742), (20, 3306871), (23, 2875540), (46, 1437770), (61, 1084220), (92, 718885), (115, 575108), (122, 542110), (230, 287554), (244, 271055), (305, 216844), (460, 143777), (610, 108422), (1220, 54211), (1403, 47140), (2357, 28060), (2806, 23570), (4714, 14030), (5612, 11785), (7015, 9428)]