128475664

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{331}}^1\times {\mathrm{1427}}^1$

素因数の和:1783

約数の個数: 40

約数和(自身を含む): 264545568

約数和(自身を除く): 136069904

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 331, 662, 1324, 1427, 2648, 2854, 5296, 5627, 5708, 11254, 11416, 22508, 22832, 24259, 45016, 48518, 90032, 97036, 194072, 388144, 472337, 944674, 1889348, 3778696, 7557392, 8029729, 16059458, 32118916, 64237832, 128475664]

約数ペア:

[(1, 128475664), (2, 64237832), (4, 32118916), (8, 16059458), (16, 8029729), (17, 7557392), (34, 3778696), (68, 1889348), (136, 944674), (272, 472337), (331, 388144), (662, 194072), (1324, 97036), (1427, 90032), (2648, 48518), (2854, 45016), (5296, 24259), (5627, 22832), (5708, 22508), (11254, 11416)]