211672772120

素因数分解:

$2^3\times 5^1\times {\mathrm{68903}}^1\times {\mathrm{76801}}^1$

素因数の和:145715

約数の個数: 32

約数和(自身を含む): 476276850720

約数和(自身を除く): 264604078600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 68903, 76801, 137806, 153602, 275612, 307204, 344515, 384005, 551224, 614408, 689030, 768010, 1378060, 1536020, 2756120, 3072040, 5291819303, 10583638606, 21167277212, 26459096515, 42334554424, 52918193030, 105836386060, 211672772120]

約数ペア:

[(1, 211672772120), (2, 105836386060), (4, 52918193030), (5, 42334554424), (8, 26459096515), (10, 21167277212), (20, 10583638606), (40, 5291819303), (68903, 3072040), (76801, 2756120), (137806, 1536020), (153602, 1378060), (275612, 768010), (307204, 689030), (344515, 614408), (384005, 551224)]