87919788

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{61}}^2\times {\mathrm{179}}^1$

素因数の和:319

約数の個数: 72

約数和(自身を含む): 228795840

約数和(自身を除く): 140876052

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 61, 66, 122, 132, 179, 183, 244, 358, 366, 537, 671, 716, 732, 1074, 1342, 1969, 2013, 2148, 2684, 3721, 3938, 4026, 5907, 7442, 7876, 8052, 10919, 11163, 11814, 14884, 21838, 22326, 23628, 32757, 40931, 43676, 44652, 65514, 81862, 120109, 122793, 131028, 163724, 240218, 245586, 360327, 480436, 491172, 666059, 720654, 1332118, 1441308, 1998177, 2664236, 3996354, 7326649, 7992708, 14653298, 21979947, 29306596, 43959894, 87919788]

約数ペア:

[(1, 87919788), (2, 43959894), (3, 29306596), (4, 21979947), (6, 14653298), (11, 7992708), (12, 7326649), (22, 3996354), (33, 2664236), (44, 1998177), (61, 1441308), (66, 1332118), (122, 720654), (132, 666059), (179, 491172), (183, 480436), (244, 360327), (358, 245586), (366, 240218), (537, 163724), (671, 131028), (716, 122793), (732, 120109), (1074, 81862), (1342, 65514), (1969, 44652), (2013, 43676), (2148, 40931), (2684, 32757), (3721, 23628), (3938, 22326), (4026, 21838), (5907, 14884), (7442, 11814), (7876, 11163), (8052, 10919)]