66965888

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{239}}^1$

素因数の和:463

約数の個数: 64

約数和(自身を含む): 146880000

約数和(自身を除く): 79914112

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 199, 239, 352, 398, 478, 704, 796, 956, 1408, 1592, 1912, 2189, 2629, 3184, 3824, 4378, 5258, 6368, 7648, 8756, 10516, 12736, 15296, 17512, 21032, 25472, 30592, 35024, 42064, 47561, 70048, 84128, 95122, 140096, 168256, 190244, 280192, 336512, 380488, 523171, 760976, 1046342, 1521952, 2092684, 3043904, 4185368, 6087808, 8370736, 16741472, 33482944, 66965888]

約数ペア:

[(1, 66965888), (2, 33482944), (4, 16741472), (8, 8370736), (11, 6087808), (16, 4185368), (22, 3043904), (32, 2092684), (44, 1521952), (64, 1046342), (88, 760976), (128, 523171), (176, 380488), (199, 336512), (239, 280192), (352, 190244), (398, 168256), (478, 140096), (704, 95122), (796, 84128), (956, 70048), (1408, 47561), (1592, 42064), (1912, 35024), (2189, 30592), (2629, 25472), (3184, 21032), (3824, 17512), (4378, 15296), (5258, 12736), (6368, 10516), (7648, 8756)]