28580750

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{547}}^1$

素因数の和:594

約数の個数: 64

約数和(自身を含む): 61551360

約数和(自身を除く): 32970610

約数列:

[1, 2, 5, 10, 11, 19, 22, 25, 38, 50, 55, 95, 110, 125, 190, 209, 250, 275, 418, 475, 547, 550, 950, 1045, 1094, 1375, 2090, 2375, 2735, 2750, 4750, 5225, 5470, 6017, 10393, 10450, 12034, 13675, 20786, 26125, 27350, 30085, 51965, 52250, 60170, 68375, 103930, 114323, 136750, 150425, 228646, 259825, 300850, 519650, 571615, 752125, 1143230, 1299125, 1504250, 2598250, 2858075, 5716150, 14290375, 28580750]

約数ペア:

[(1, 28580750), (2, 14290375), (5, 5716150), (10, 2858075), (11, 2598250), (19, 1504250), (22, 1299125), (25, 1143230), (38, 752125), (50, 571615), (55, 519650), (95, 300850), (110, 259825), (125, 228646), (190, 150425), (209, 136750), (250, 114323), (275, 103930), (418, 68375), (475, 60170), (547, 52250), (550, 51965), (950, 30085), (1045, 27350), (1094, 26125), (1375, 20786), (2090, 13675), (2375, 12034), (2735, 10450), (2750, 10393), (4750, 6017), (5225, 5470)]