64823260

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{251}}^1\times {\mathrm{349}}^1$

素因数の和:646

約数の個数: 48

約数和(自身を含む): 140767200

約数和(自身を除く): 75943940

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 251, 349, 370, 502, 698, 740, 1004, 1255, 1396, 1745, 2510, 3490, 5020, 6980, 9287, 12913, 18574, 25826, 37148, 46435, 51652, 64565, 87599, 92870, 129130, 175198, 185740, 258260, 350396, 437995, 875990, 1751980, 3241163, 6482326, 12964652, 16205815, 32411630, 64823260]

約数ペア:

[(1, 64823260), (2, 32411630), (4, 16205815), (5, 12964652), (10, 6482326), (20, 3241163), (37, 1751980), (74, 875990), (148, 437995), (185, 350396), (251, 258260), (349, 185740), (370, 175198), (502, 129130), (698, 92870), (740, 87599), (1004, 64565), (1255, 51652), (1396, 46435), (1745, 37148), (2510, 25826), (3490, 18574), (5020, 12913), (6980, 9287)]