81189472

素因数分解:

$2^5\times 7^3\times {\mathrm{13}}^1\times {\mathrm{569}}^1$

素因数の和:613

約数の個数: 96

約数和(自身を含む): 201096000

約数和(自身を除く): 119906528

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 49, 52, 56, 91, 98, 104, 112, 182, 196, 208, 224, 343, 364, 392, 416, 569, 637, 686, 728, 784, 1138, 1274, 1372, 1456, 1568, 2276, 2548, 2744, 2912, 3983, 4459, 4552, 5096, 5488, 7397, 7966, 8918, 9104, 10192, 10976, 14794, 15932, 17836, 18208, 20384, 27881, 29588, 31864, 35672, 51779, 55762, 59176, 63728, 71344, 103558, 111524, 118352, 127456, 142688, 195167, 207116, 223048, 236704, 362453, 390334, 414232, 446096, 724906, 780668, 828464, 892192, 1449812, 1561336, 1656928, 2537171, 2899624, 3122672, 5074342, 5799248, 6245344, 10148684, 11598496, 20297368, 40594736, 81189472]

約数ペア:

[(1, 81189472), (2, 40594736), (4, 20297368), (7, 11598496), (8, 10148684), (13, 6245344), (14, 5799248), (16, 5074342), (26, 3122672), (28, 2899624), (32, 2537171), (49, 1656928), (52, 1561336), (56, 1449812), (91, 892192), (98, 828464), (104, 780668), (112, 724906), (182, 446096), (196, 414232), (208, 390334), (224, 362453), (343, 236704), (364, 223048), (392, 207116), (416, 195167), (569, 142688), (637, 127456), (686, 118352), (728, 111524), (784, 103558), (1138, 71344), (1274, 63728), (1372, 59176), (1456, 55762), (1568, 51779), (2276, 35672), (2548, 31864), (2744, 29588), (2912, 27881), (3983, 20384), (4459, 18208), (4552, 17836), (5096, 15932), (5488, 14794), (7397, 10976), (7966, 10192), (8918, 9104)]