180421550

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{2707}}^1$

素因数の和:2793

約数の個数: 48

約数和(自身を含む): 354596352

約数和(自身を除く): 174174802

約数列:

[1, 2, 5, 10, 25, 31, 43, 50, 62, 86, 155, 215, 310, 430, 775, 1075, 1333, 1550, 2150, 2666, 2707, 5414, 6665, 13330, 13535, 27070, 33325, 66650, 67675, 83917, 116401, 135350, 167834, 232802, 419585, 582005, 839170, 1164010, 2097925, 2910025, 3608431, 4195850, 5820050, 7216862, 18042155, 36084310, 90210775, 180421550]

約数ペア:

[(1, 180421550), (2, 90210775), (5, 36084310), (10, 18042155), (25, 7216862), (31, 5820050), (43, 4195850), (50, 3608431), (62, 2910025), (86, 2097925), (155, 1164010), (215, 839170), (310, 582005), (430, 419585), (775, 232802), (1075, 167834), (1333, 135350), (1550, 116401), (2150, 83917), (2666, 67675), (2707, 66650), (5414, 33325), (6665, 27070), (13330, 13535)]