30970000

素因数分解:

$2^4\times 5^4\times {\mathrm{19}}^1\times {\mathrm{163}}^1$

素因数の和:210

約数の個数: 100

約数和(自身を含む): 79412080

約数和(自身を除く): 48442080

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 76, 80, 95, 100, 125, 152, 163, 190, 200, 250, 304, 326, 380, 400, 475, 500, 625, 652, 760, 815, 950, 1000, 1250, 1304, 1520, 1630, 1900, 2000, 2375, 2500, 2608, 3097, 3260, 3800, 4075, 4750, 5000, 6194, 6520, 7600, 8150, 9500, 10000, 11875, 12388, 13040, 15485, 16300, 19000, 20375, 23750, 24776, 30970, 32600, 38000, 40750, 47500, 49552, 61940, 65200, 77425, 81500, 95000, 101875, 123880, 154850, 163000, 190000, 203750, 247760, 309700, 326000, 387125, 407500, 619400, 774250, 815000, 1238800, 1548500, 1630000, 1935625, 3097000, 3871250, 6194000, 7742500, 15485000, 30970000]

約数ペア:

[(1, 30970000), (2, 15485000), (4, 7742500), (5, 6194000), (8, 3871250), (10, 3097000), (16, 1935625), (19, 1630000), (20, 1548500), (25, 1238800), (38, 815000), (40, 774250), (50, 619400), (76, 407500), (80, 387125), (95, 326000), (100, 309700), (125, 247760), (152, 203750), (163, 190000), (190, 163000), (200, 154850), (250, 123880), (304, 101875), (326, 95000), (380, 81500), (400, 77425), (475, 65200), (500, 61940), (625, 49552), (652, 47500), (760, 40750), (815, 38000), (950, 32600), (1000, 30970), (1250, 24776), (1304, 23750), (1520, 20375), (1630, 19000), (1900, 16300), (2000, 15485), (2375, 13040), (2500, 12388), (2608, 11875), (3097, 10000), (3260, 9500), (3800, 8150), (4075, 7600), (4750, 6520), (5000, 6194)]