452926640

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1\times {\mathrm{991}}^1$

素因数の和:1230

約数の個数: 80

約数和(自身を含む): 1096001280

約数和(自身を除く): 643074640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 197, 232, 290, 394, 464, 580, 788, 985, 991, 1160, 1576, 1970, 1982, 2320, 3152, 3940, 3964, 4955, 5713, 7880, 7928, 9910, 11426, 15760, 15856, 19820, 22852, 28565, 28739, 39640, 45704, 57130, 57478, 79280, 91408, 114260, 114956, 143695, 195227, 228520, 229912, 287390, 390454, 457040, 459824, 574780, 780908, 976135, 1149560, 1561816, 1952270, 2299120, 3123632, 3904540, 5661583, 7809080, 11323166, 15618160, 22646332, 28307915, 45292664, 56615830, 90585328, 113231660, 226463320, 452926640]

約数ペア:

[(1, 452926640), (2, 226463320), (4, 113231660), (5, 90585328), (8, 56615830), (10, 45292664), (16, 28307915), (20, 22646332), (29, 15618160), (40, 11323166), (58, 7809080), (80, 5661583), (116, 3904540), (145, 3123632), (197, 2299120), (232, 1952270), (290, 1561816), (394, 1149560), (464, 976135), (580, 780908), (788, 574780), (985, 459824), (991, 457040), (1160, 390454), (1576, 287390), (1970, 229912), (1982, 228520), (2320, 195227), (3152, 143695), (3940, 114956), (3964, 114260), (4955, 91408), (5713, 79280), (7880, 57478), (7928, 57130), (9910, 45704), (11426, 39640), (15760, 28739), (15856, 28565), (19820, 22852)]