81873064

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{211}}^1$

素因数の和:291

約数の個数: 96

約数和(自身を含む): 195531840

約数和(自身を除く): 113658776

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 41, 52, 56, 82, 91, 104, 164, 169, 182, 211, 287, 328, 338, 364, 422, 533, 574, 676, 728, 844, 1066, 1148, 1183, 1352, 1477, 1688, 2132, 2296, 2366, 2743, 2954, 3731, 4264, 4732, 5486, 5908, 6929, 7462, 8651, 9464, 10972, 11816, 13858, 14924, 17302, 19201, 21944, 27716, 29848, 34604, 35659, 38402, 48503, 55432, 60557, 69208, 71318, 76804, 97006, 112463, 121114, 142636, 153608, 194012, 224926, 242228, 249613, 285272, 388024, 449852, 484456, 499226, 787241, 899704, 998452, 1462019, 1574482, 1996904, 2924038, 3148964, 5848076, 6297928, 10234133, 11696152, 20468266, 40936532, 81873064]

約数ペア:

[(1, 81873064), (2, 40936532), (4, 20468266), (7, 11696152), (8, 10234133), (13, 6297928), (14, 5848076), (26, 3148964), (28, 2924038), (41, 1996904), (52, 1574482), (56, 1462019), (82, 998452), (91, 899704), (104, 787241), (164, 499226), (169, 484456), (182, 449852), (211, 388024), (287, 285272), (328, 249613), (338, 242228), (364, 224926), (422, 194012), (533, 153608), (574, 142636), (676, 121114), (728, 112463), (844, 97006), (1066, 76804), (1148, 71318), (1183, 69208), (1352, 60557), (1477, 55432), (1688, 48503), (2132, 38402), (2296, 35659), (2366, 34604), (2743, 29848), (2954, 27716), (3731, 21944), (4264, 19201), (4732, 17302), (5486, 14924), (5908, 13858), (6929, 11816), (7462, 10972), (8651, 9464)]