80001948

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{233}}^1$

素因数の和:355

約数の個数: 96

約数和(自身を含む): 211341312

約数和(自身を除く): 131339364

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 31, 39, 52, 62, 71, 78, 93, 124, 142, 156, 186, 213, 233, 284, 372, 403, 426, 466, 699, 806, 852, 923, 932, 1209, 1398, 1612, 1846, 2201, 2418, 2769, 2796, 3029, 3692, 4402, 4836, 5538, 6058, 6603, 7223, 8804, 9087, 11076, 12116, 13206, 14446, 16543, 18174, 21669, 26412, 28613, 28892, 33086, 36348, 43338, 49629, 57226, 66172, 85839, 86676, 93899, 99258, 114452, 171678, 187798, 198516, 215059, 281697, 343356, 375596, 430118, 512833, 563394, 645177, 860236, 1025666, 1126788, 1290354, 1538499, 2051332, 2580708, 3076998, 6153996, 6666829, 13333658, 20000487, 26667316, 40000974, 80001948]

約数ペア:

[(1, 80001948), (2, 40000974), (3, 26667316), (4, 20000487), (6, 13333658), (12, 6666829), (13, 6153996), (26, 3076998), (31, 2580708), (39, 2051332), (52, 1538499), (62, 1290354), (71, 1126788), (78, 1025666), (93, 860236), (124, 645177), (142, 563394), (156, 512833), (186, 430118), (213, 375596), (233, 343356), (284, 281697), (372, 215059), (403, 198516), (426, 187798), (466, 171678), (699, 114452), (806, 99258), (852, 93899), (923, 86676), (932, 85839), (1209, 66172), (1398, 57226), (1612, 49629), (1846, 43338), (2201, 36348), (2418, 33086), (2769, 28892), (2796, 28613), (3029, 26412), (3692, 21669), (4402, 18174), (4836, 16543), (5538, 14446), (6058, 13206), (6603, 12116), (7223, 11076), (8804, 9087)]