68897440

素因数分解:

$2^5\times 5^1\times {\mathrm{67}}^1\times {\mathrm{6427}}^1$

素因数の和:6509

約数の個数: 48

約数和(自身を含む): 165225312

約数和(自身を除く): 96327872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 67, 80, 134, 160, 268, 335, 536, 670, 1072, 1340, 2144, 2680, 5360, 6427, 10720, 12854, 25708, 32135, 51416, 64270, 102832, 128540, 205664, 257080, 430609, 514160, 861218, 1028320, 1722436, 2153045, 3444872, 4306090, 6889744, 8612180, 13779488, 17224360, 34448720, 68897440]

約数ペア:

[(1, 68897440), (2, 34448720), (4, 17224360), (5, 13779488), (8, 8612180), (10, 6889744), (16, 4306090), (20, 3444872), (32, 2153045), (40, 1722436), (67, 1028320), (80, 861218), (134, 514160), (160, 430609), (268, 257080), (335, 205664), (536, 128540), (670, 102832), (1072, 64270), (1340, 51416), (2144, 32135), (2680, 25708), (5360, 12854), (6427, 10720)]