228156775

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:185

約数の個数: 96

約数和(自身を含む): 376404480

約数和(自身を除く): 148247705

約数列:

[1, 5, 7, 11, 25, 29, 35, 55, 61, 67, 77, 145, 175, 203, 275, 305, 319, 335, 385, 427, 469, 671, 725, 737, 1015, 1525, 1595, 1675, 1769, 1925, 1943, 2135, 2233, 2345, 3355, 3685, 4087, 4697, 5075, 5159, 7975, 8845, 9715, 10675, 11165, 11725, 12383, 13601, 16775, 18425, 19459, 20435, 21373, 23485, 25795, 28609, 44225, 44957, 48575, 55825, 61915, 68005, 97295, 102175, 106865, 117425, 118523, 128975, 136213, 143045, 149611, 224785, 309575, 314699, 340025, 486475, 534325, 592615, 681065, 715225, 748055, 829661, 1123925, 1303753, 1573495, 2963075, 3405325, 3740275, 4148305, 6518765, 7867475, 9126271, 20741525, 32593825, 45631355, 228156775]

約数ペア:

[(1, 228156775), (5, 45631355), (7, 32593825), (11, 20741525), (25, 9126271), (29, 7867475), (35, 6518765), (55, 4148305), (61, 3740275), (67, 3405325), (77, 2963075), (145, 1573495), (175, 1303753), (203, 1123925), (275, 829661), (305, 748055), (319, 715225), (335, 681065), (385, 592615), (427, 534325), (469, 486475), (671, 340025), (725, 314699), (737, 309575), (1015, 224785), (1525, 149611), (1595, 143045), (1675, 136213), (1769, 128975), (1925, 118523), (1943, 117425), (2135, 106865), (2233, 102175), (2345, 97295), (3355, 68005), (3685, 61915), (4087, 55825), (4697, 48575), (5075, 44957), (5159, 44225), (7975, 28609), (8845, 25795), (9715, 23485), (10675, 21373), (11165, 20435), (11725, 19459), (12383, 18425), (13601, 16775)]