78640544

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{613}}^1$

素因数の和:853

約数の個数: 48

約数和(自身を含む): 164011680

約数和(自身を除く): 85371136

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 211, 304, 422, 608, 613, 844, 1226, 1688, 2452, 3376, 4009, 4904, 6752, 8018, 9808, 11647, 16036, 19616, 23294, 32072, 46588, 64144, 93176, 128288, 129343, 186352, 258686, 372704, 517372, 1034744, 2069488, 2457517, 4138976, 4915034, 9830068, 19660136, 39320272, 78640544]

約数ペア:

[(1, 78640544), (2, 39320272), (4, 19660136), (8, 9830068), (16, 4915034), (19, 4138976), (32, 2457517), (38, 2069488), (76, 1034744), (152, 517372), (211, 372704), (304, 258686), (422, 186352), (608, 129343), (613, 128288), (844, 93176), (1226, 64144), (1688, 46588), (2452, 32072), (3376, 23294), (4009, 19616), (4904, 16036), (6752, 11647), (8018, 9808)]