156901043840

素因数分解:

$2^7\times 5^1\times {\mathrm{245157881}}^1$

素因数の和:245157900

約数の個数: 32

約数和(自身を含む): 375091559460

約数和(自身を除く): 218190515620

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 245157881, 490315762, 980631524, 1225789405, 1961263048, 2451578810, 3922526096, 4903157620, 7845052192, 9806315240, 15690104384, 19612630480, 31380208768, 39225260960, 78450521920, 156901043840]

約数ペア:

[(1, 156901043840), (2, 78450521920), (4, 39225260960), (5, 31380208768), (8, 19612630480), (10, 15690104384), (16, 9806315240), (20, 7845052192), (32, 4903157620), (40, 3922526096), (64, 2451578810), (80, 1961263048), (128, 1225789405), (160, 980631524), (320, 490315762), (640, 245157881)]