81726530

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{3761}}^1$

素因数の和:3862

約数の個数: 32

約数和(自身を含む): 153579888

約数和(自身を除く): 71853358

約数列:

[1, 2, 5, 10, 41, 53, 82, 106, 205, 265, 410, 530, 2173, 3761, 4346, 7522, 10865, 18805, 21730, 37610, 154201, 199333, 308402, 398666, 771005, 996665, 1542010, 1993330, 8172653, 16345306, 40863265, 81726530]

約数ペア:

[(1, 81726530), (2, 40863265), (5, 16345306), (10, 8172653), (41, 1993330), (53, 1542010), (82, 996665), (106, 771005), (205, 398666), (265, 308402), (410, 199333), (530, 154201), (2173, 37610), (3761, 21730), (4346, 18805), (7522, 10865)]