82611880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{2011}}^1$

素因数の和:2114

約数の個数: 64

約数和(自身を含む): 202809600

約数和(自身を除く): 120197720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 79, 104, 130, 158, 260, 316, 395, 520, 632, 790, 1027, 1580, 2011, 2054, 3160, 4022, 4108, 5135, 8044, 8216, 10055, 10270, 16088, 20110, 20540, 26143, 40220, 41080, 52286, 80440, 104572, 130715, 158869, 209144, 261430, 317738, 522860, 635476, 794345, 1045720, 1270952, 1588690, 2065297, 3177380, 4130594, 6354760, 8261188, 10326485, 16522376, 20652970, 41305940, 82611880]

約数ペア:

[(1, 82611880), (2, 41305940), (4, 20652970), (5, 16522376), (8, 10326485), (10, 8261188), (13, 6354760), (20, 4130594), (26, 3177380), (40, 2065297), (52, 1588690), (65, 1270952), (79, 1045720), (104, 794345), (130, 635476), (158, 522860), (260, 317738), (316, 261430), (395, 209144), (520, 158869), (632, 130715), (790, 104572), (1027, 80440), (1580, 52286), (2011, 41080), (2054, 40220), (3160, 26143), (4022, 20540), (4108, 20110), (5135, 16088), (8044, 10270), (8216, 10055)]