81323528

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{1061}}^1$

素因数の和:1158

約数の個数: 64

約数和(自身を含む): 181984320

約数和(自身を除く): 100660792

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 67, 88, 104, 134, 143, 268, 286, 536, 572, 737, 871, 1061, 1144, 1474, 1742, 2122, 2948, 3484, 4244, 5896, 6968, 8488, 9581, 11671, 13793, 19162, 23342, 27586, 38324, 46684, 55172, 71087, 76648, 93368, 110344, 142174, 151723, 284348, 303446, 568696, 606892, 781957, 924131, 1213784, 1563914, 1848262, 3127828, 3696524, 6255656, 7393048, 10165441, 20330882, 40661764, 81323528]

約数ペア:

[(1, 81323528), (2, 40661764), (4, 20330882), (8, 10165441), (11, 7393048), (13, 6255656), (22, 3696524), (26, 3127828), (44, 1848262), (52, 1563914), (67, 1213784), (88, 924131), (104, 781957), (134, 606892), (143, 568696), (268, 303446), (286, 284348), (536, 151723), (572, 142174), (737, 110344), (871, 93368), (1061, 76648), (1144, 71087), (1474, 55172), (1742, 46684), (2122, 38324), (2948, 27586), (3484, 23342), (4244, 19162), (5896, 13793), (6968, 11671), (8488, 9581)]