68986904

素因数分解:

$2^3\times 7^3\times {\mathrm{31}}^1\times {\mathrm{811}}^1$

素因数の和:869

約数の個数: 64

約数和(自身を含む): 155904000

約数和(自身を除く): 86917096

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 49, 56, 62, 98, 124, 196, 217, 248, 343, 392, 434, 686, 811, 868, 1372, 1519, 1622, 1736, 2744, 3038, 3244, 5677, 6076, 6488, 10633, 11354, 12152, 21266, 22708, 25141, 39739, 42532, 45416, 50282, 79478, 85064, 100564, 158956, 175987, 201128, 278173, 317912, 351974, 556346, 703948, 1112692, 1231909, 1407896, 2225384, 2463818, 4927636, 8623363, 9855272, 17246726, 34493452, 68986904]

約数ペア:

[(1, 68986904), (2, 34493452), (4, 17246726), (7, 9855272), (8, 8623363), (14, 4927636), (28, 2463818), (31, 2225384), (49, 1407896), (56, 1231909), (62, 1112692), (98, 703948), (124, 556346), (196, 351974), (217, 317912), (248, 278173), (343, 201128), (392, 175987), (434, 158956), (686, 100564), (811, 85064), (868, 79478), (1372, 50282), (1519, 45416), (1622, 42532), (1736, 39739), (2744, 25141), (3038, 22708), (3244, 21266), (5677, 12152), (6076, 11354), (6488, 10633)]