71338768

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{3847}}^1$

素因数の和:3935

約数の個数: 40

約数和(自身を含む): 147917120

約数和(自身を除く): 76578352

約数列:

[1, 2, 4, 8, 16, 19, 38, 61, 76, 122, 152, 244, 304, 488, 976, 1159, 2318, 3847, 4636, 7694, 9272, 15388, 18544, 30776, 61552, 73093, 146186, 234667, 292372, 469334, 584744, 938668, 1169488, 1877336, 3754672, 4458673, 8917346, 17834692, 35669384, 71338768]

約数ペア:

[(1, 71338768), (2, 35669384), (4, 17834692), (8, 8917346), (16, 4458673), (19, 3754672), (38, 1877336), (61, 1169488), (76, 938668), (122, 584744), (152, 469334), (244, 292372), (304, 234667), (488, 146186), (976, 73093), (1159, 61552), (2318, 30776), (3847, 18544), (4636, 15388), (7694, 9272)]