149378000

素因数分解:

$2^4\times 5^3\times {\mathrm{19}}^1\times {\mathrm{3931}}^1$

素因数の和:3973

約数の個数: 80

約数和(自身を含む): 380303040

約数和(自身を除く): 230925040

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 76, 80, 95, 100, 125, 152, 190, 200, 250, 304, 380, 400, 475, 500, 760, 950, 1000, 1520, 1900, 2000, 2375, 3800, 3931, 4750, 7600, 7862, 9500, 15724, 19000, 19655, 31448, 38000, 39310, 62896, 74689, 78620, 98275, 149378, 157240, 196550, 298756, 314480, 373445, 393100, 491375, 597512, 746890, 786200, 982750, 1195024, 1493780, 1572400, 1867225, 1965500, 2987560, 3734450, 3931000, 5975120, 7468900, 7862000, 9336125, 14937800, 18672250, 29875600, 37344500, 74689000, 149378000]

約数ペア:

[(1, 149378000), (2, 74689000), (4, 37344500), (5, 29875600), (8, 18672250), (10, 14937800), (16, 9336125), (19, 7862000), (20, 7468900), (25, 5975120), (38, 3931000), (40, 3734450), (50, 2987560), (76, 1965500), (80, 1867225), (95, 1572400), (100, 1493780), (125, 1195024), (152, 982750), (190, 786200), (200, 746890), (250, 597512), (304, 491375), (380, 393100), (400, 373445), (475, 314480), (500, 298756), (760, 196550), (950, 157240), (1000, 149378), (1520, 98275), (1900, 78620), (2000, 74689), (2375, 62896), (3800, 39310), (3931, 38000), (4750, 31448), (7600, 19655), (7862, 19000), (9500, 15724)]