156657370

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{541}}^1\times {\mathrm{1259}}^1$

素因数の和:1830

約数の個数: 32

約数和(自身を含む): 295021440

約数和(自身を除く): 138364070

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 541, 1082, 1259, 2518, 2705, 5410, 6295, 12443, 12590, 24886, 28957, 57914, 62215, 124430, 144785, 289570, 681119, 1362238, 3405595, 6811190, 15665737, 31331474, 78328685, 156657370]

約数ペア:

[(1, 156657370), (2, 78328685), (5, 31331474), (10, 15665737), (23, 6811190), (46, 3405595), (115, 1362238), (230, 681119), (541, 289570), (1082, 144785), (1259, 124430), (2518, 62215), (2705, 57914), (5410, 28957), (6295, 24886), (12443, 12590)]