81806136

素因数分解:

$2^3\times 3^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{881}}^1$

素因数の和:1016

約数の個数: 64

約数和(自身を含む): 211468320

約数和(自身を除く): 129662184

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 53, 73, 106, 146, 159, 212, 219, 292, 318, 424, 438, 584, 636, 876, 881, 1272, 1752, 1762, 2643, 3524, 3869, 5286, 7048, 7738, 10572, 11607, 15476, 21144, 23214, 30952, 46428, 46693, 64313, 92856, 93386, 128626, 140079, 186772, 192939, 257252, 280158, 373544, 385878, 514504, 560316, 771756, 1120632, 1543512, 3408589, 6817178, 10225767, 13634356, 20451534, 27268712, 40903068, 81806136]

約数ペア:

[(1, 81806136), (2, 40903068), (3, 27268712), (4, 20451534), (6, 13634356), (8, 10225767), (12, 6817178), (24, 3408589), (53, 1543512), (73, 1120632), (106, 771756), (146, 560316), (159, 514504), (212, 385878), (219, 373544), (292, 280158), (318, 257252), (424, 192939), (438, 186772), (584, 140079), (636, 128626), (876, 93386), (881, 92856), (1272, 64313), (1752, 46693), (1762, 46428), (2643, 30952), (3524, 23214), (3869, 21144), (5286, 15476), (7048, 11607), (7738, 10572)]