51420072

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:215

約数の個数: 128

約数和(自身を含む): 148561920

約数和(自身を除く): 97141848

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 31, 33, 44, 61, 62, 66, 88, 93, 103, 122, 124, 132, 183, 186, 206, 244, 248, 264, 309, 341, 366, 372, 412, 488, 618, 671, 682, 732, 744, 824, 1023, 1133, 1236, 1342, 1364, 1464, 1891, 2013, 2046, 2266, 2472, 2684, 2728, 3193, 3399, 3782, 4026, 4092, 4532, 5368, 5673, 6283, 6386, 6798, 7564, 8052, 8184, 9064, 9579, 11346, 12566, 12772, 13596, 15128, 16104, 18849, 19158, 20801, 22692, 25132, 25544, 27192, 35123, 37698, 38316, 41602, 45384, 50264, 62403, 69113, 70246, 75396, 76632, 83204, 105369, 124806, 138226, 140492, 150792, 166408, 194773, 207339, 210738, 249612, 276452, 280984, 389546, 414678, 421476, 499224, 552904, 584319, 779092, 829356, 842952, 1168638, 1558184, 1658712, 2142503, 2337276, 4285006, 4674552, 6427509, 8570012, 12855018, 17140024, 25710036, 51420072]

約数ペア:

[(1, 51420072), (2, 25710036), (3, 17140024), (4, 12855018), (6, 8570012), (8, 6427509), (11, 4674552), (12, 4285006), (22, 2337276), (24, 2142503), (31, 1658712), (33, 1558184), (44, 1168638), (61, 842952), (62, 829356), (66, 779092), (88, 584319), (93, 552904), (103, 499224), (122, 421476), (124, 414678), (132, 389546), (183, 280984), (186, 276452), (206, 249612), (244, 210738), (248, 207339), (264, 194773), (309, 166408), (341, 150792), (366, 140492), (372, 138226), (412, 124806), (488, 105369), (618, 83204), (671, 76632), (682, 75396), (732, 70246), (744, 69113), (824, 62403), (1023, 50264), (1133, 45384), (1236, 41602), (1342, 38316), (1364, 37698), (1464, 35123), (1891, 27192), (2013, 25544), (2046, 25132), (2266, 22692), (2472, 20801), (2684, 19158), (2728, 18849), (3193, 16104), (3399, 15128), (3782, 13596), (4026, 12772), (4092, 12566), (4532, 11346), (5368, 9579), (5673, 9064), (6283, 8184), (6386, 8052), (6798, 7564)]