156957568

素因数分解:

$2^7\times {\mathrm{43}}^1\times {\mathrm{28517}}^1$

素因数の和:28574

約数の個数: 32

約数和(自身を含む): 319971960

約数和(自身を除く): 163014392

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 128, 172, 344, 688, 1376, 2752, 5504, 28517, 57034, 114068, 228136, 456272, 912544, 1226231, 1825088, 2452462, 3650176, 4904924, 9809848, 19619696, 39239392, 78478784, 156957568]

約数ペア:

[(1, 156957568), (2, 78478784), (4, 39239392), (8, 19619696), (16, 9809848), (32, 4904924), (43, 3650176), (64, 2452462), (86, 1825088), (128, 1226231), (172, 912544), (344, 456272), (688, 228136), (1376, 114068), (2752, 57034), (5504, 28517)]