81738384

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{18713}}^1$

素因数の和:18744

約数の個数: 80

約数和(自身を含む): 259900032

約数和(自身を除く): 178161648

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 39, 42, 48, 52, 56, 78, 84, 91, 104, 112, 156, 168, 182, 208, 273, 312, 336, 364, 546, 624, 728, 1092, 1456, 2184, 4368, 18713, 37426, 56139, 74852, 112278, 130991, 149704, 224556, 243269, 261982, 299408, 392973, 449112, 486538, 523964, 729807, 785946, 898224, 973076, 1047928, 1459614, 1571892, 1702883, 1946152, 2095856, 2919228, 3143784, 3405766, 3892304, 5108649, 5838456, 6287568, 6811532, 10217298, 11676912, 13623064, 20434596, 27246128, 40869192, 81738384]

約数ペア:

[(1, 81738384), (2, 40869192), (3, 27246128), (4, 20434596), (6, 13623064), (7, 11676912), (8, 10217298), (12, 6811532), (13, 6287568), (14, 5838456), (16, 5108649), (21, 3892304), (24, 3405766), (26, 3143784), (28, 2919228), (39, 2095856), (42, 1946152), (48, 1702883), (52, 1571892), (56, 1459614), (78, 1047928), (84, 973076), (91, 898224), (104, 785946), (112, 729807), (156, 523964), (168, 486538), (182, 449112), (208, 392973), (273, 299408), (312, 261982), (336, 243269), (364, 224556), (546, 149704), (624, 130991), (728, 112278), (1092, 74852), (1456, 56139), (2184, 37426), (4368, 18713)]