80511948

素因数分解:

$2^2\times 3^3\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{101}}^1$

素因数の和:197

約数の個数: 144

約数和(自身を含む): 235505760

約数和(自身を除く): 154993812

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 33, 36, 44, 54, 61, 66, 99, 101, 108, 121, 122, 132, 183, 198, 202, 242, 244, 297, 303, 363, 366, 396, 404, 484, 549, 594, 606, 671, 726, 732, 909, 1089, 1098, 1111, 1188, 1212, 1342, 1452, 1647, 1818, 2013, 2178, 2196, 2222, 2684, 2727, 3267, 3294, 3333, 3636, 4026, 4356, 4444, 5454, 6039, 6161, 6534, 6588, 6666, 7381, 8052, 9999, 10908, 12078, 12221, 12322, 13068, 13332, 14762, 18117, 18483, 19998, 22143, 24156, 24442, 24644, 29524, 29997, 36234, 36663, 36966, 39996, 44286, 48884, 55449, 59994, 66429, 67771, 72468, 73326, 73932, 88572, 109989, 110898, 119988, 132858, 135542, 146652, 166347, 199287, 203313, 219978, 221796, 265716, 271084, 329967, 332694, 398574, 406626, 439956, 609939, 659934, 665388, 745481, 797148, 813252, 1219878, 1319868, 1490962, 1829817, 2236443, 2439756, 2981924, 3659634, 4472886, 6709329, 7319268, 8945772, 13418658, 20127987, 26837316, 40255974, 80511948]

約数ペア:

[(1, 80511948), (2, 40255974), (3, 26837316), (4, 20127987), (6, 13418658), (9, 8945772), (11, 7319268), (12, 6709329), (18, 4472886), (22, 3659634), (27, 2981924), (33, 2439756), (36, 2236443), (44, 1829817), (54, 1490962), (61, 1319868), (66, 1219878), (99, 813252), (101, 797148), (108, 745481), (121, 665388), (122, 659934), (132, 609939), (183, 439956), (198, 406626), (202, 398574), (242, 332694), (244, 329967), (297, 271084), (303, 265716), (363, 221796), (366, 219978), (396, 203313), (404, 199287), (484, 166347), (549, 146652), (594, 135542), (606, 132858), (671, 119988), (726, 110898), (732, 109989), (909, 88572), (1089, 73932), (1098, 73326), (1111, 72468), (1188, 67771), (1212, 66429), (1342, 59994), (1452, 55449), (1647, 48884), (1818, 44286), (2013, 39996), (2178, 36966), (2196, 36663), (2222, 36234), (2684, 29997), (2727, 29524), (3267, 24644), (3294, 24442), (3333, 24156), (3636, 22143), (4026, 19998), (4356, 18483), (4444, 18117), (5454, 14762), (6039, 13332), (6161, 13068), (6534, 12322), (6588, 12221), (6666, 12078), (7381, 10908), (8052, 9999)]