156916910

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{307}}^1\times {\mathrm{647}}^1$

素因数の和:1040

約数の個数: 32

約数和(自身を含む): 287400960

約数和(自身を除く): 130484050

約数列:

[1, 2, 5, 10, 79, 158, 307, 395, 614, 647, 790, 1294, 1535, 3070, 3235, 6470, 24253, 48506, 51113, 102226, 121265, 198629, 242530, 255565, 397258, 511130, 993145, 1986290, 15691691, 31383382, 78458455, 156916910]

約数ペア:

[(1, 156916910), (2, 78458455), (5, 31383382), (10, 15691691), (79, 1986290), (158, 993145), (307, 511130), (395, 397258), (614, 255565), (647, 242530), (790, 198629), (1294, 121265), (1535, 102226), (3070, 51113), (3235, 48506), (6470, 24253)]