66918608

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{877}}^1$

素因数の和:1155

約数の個数: 40

約数和(自身を含む): 137178720

約数和(自身を除く): 70260112

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 251, 304, 502, 877, 1004, 1754, 2008, 3508, 4016, 4769, 7016, 9538, 14032, 16663, 19076, 33326, 38152, 66652, 76304, 133304, 220127, 266608, 440254, 880508, 1761016, 3522032, 4182413, 8364826, 16729652, 33459304, 66918608]

約数ペア:

[(1, 66918608), (2, 33459304), (4, 16729652), (8, 8364826), (16, 4182413), (19, 3522032), (38, 1761016), (76, 880508), (152, 440254), (251, 266608), (304, 220127), (502, 133304), (877, 76304), (1004, 66652), (1754, 38152), (2008, 33326), (3508, 19076), (4016, 16663), (4769, 14032), (7016, 9538)]