69887810

素因数分解:

$2^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1\times {\mathrm{367}}^1$

素因数の和:650

約数の個数: 32

約数和(自身を含む): 127975680

約数和(自身を除く): 58087870

約数列:

[1, 2, 5, 10, 137, 139, 274, 278, 367, 685, 695, 734, 1370, 1390, 1835, 3670, 19043, 38086, 50279, 51013, 95215, 100558, 102026, 190430, 251395, 255065, 502790, 510130, 6988781, 13977562, 34943905, 69887810]

約数ペア:

[(1, 69887810), (2, 34943905), (5, 13977562), (10, 6988781), (137, 510130), (139, 502790), (274, 255065), (278, 251395), (367, 190430), (685, 102026), (695, 100558), (734, 95215), (1370, 51013), (1390, 50279), (1835, 38086), (3670, 19043)]