188661172

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1381}}^1$

素因数の和:1457

約数の個数: 72

約数和(自身を含む): 416872008

約数和(自身を除く): 228210836

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 41, 49, 68, 82, 98, 119, 164, 196, 238, 287, 476, 574, 697, 833, 1148, 1381, 1394, 1666, 2009, 2762, 2788, 3332, 4018, 4879, 5524, 8036, 9667, 9758, 19334, 19516, 23477, 34153, 38668, 46954, 56621, 67669, 68306, 93908, 113242, 135338, 136612, 164339, 226484, 270676, 328678, 396347, 657356, 792694, 962557, 1150373, 1585388, 1925114, 2300746, 2774429, 3850228, 4601492, 5548858, 6737899, 11097716, 13475798, 26951596, 47165293, 94330586, 188661172]

約数ペア:

[(1, 188661172), (2, 94330586), (4, 47165293), (7, 26951596), (14, 13475798), (17, 11097716), (28, 6737899), (34, 5548858), (41, 4601492), (49, 3850228), (68, 2774429), (82, 2300746), (98, 1925114), (119, 1585388), (164, 1150373), (196, 962557), (238, 792694), (287, 657356), (476, 396347), (574, 328678), (697, 270676), (833, 226484), (1148, 164339), (1381, 136612), (1394, 135338), (1666, 113242), (2009, 93908), (2762, 68306), (2788, 67669), (3332, 56621), (4018, 46954), (4879, 38668), (5524, 34153), (8036, 23477), (9667, 19516), (9758, 19334)]