71686000

素因数分解:

$2^4\times 5^3\times {\mathrm{73}}^1\times {\mathrm{491}}^1$

素因数の和:587

約数の個数: 80

約数和(自身を含む): 176069088

約数和(自身を除く): 104383088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 73, 80, 100, 125, 146, 200, 250, 292, 365, 400, 491, 500, 584, 730, 982, 1000, 1168, 1460, 1825, 1964, 2000, 2455, 2920, 3650, 3928, 4910, 5840, 7300, 7856, 9125, 9820, 12275, 14600, 18250, 19640, 24550, 29200, 35843, 36500, 39280, 49100, 61375, 71686, 73000, 98200, 122750, 143372, 146000, 179215, 196400, 245500, 286744, 358430, 491000, 573488, 716860, 896075, 982000, 1433720, 1792150, 2867440, 3584300, 4480375, 7168600, 8960750, 14337200, 17921500, 35843000, 71686000]

約数ペア:

[(1, 71686000), (2, 35843000), (4, 17921500), (5, 14337200), (8, 8960750), (10, 7168600), (16, 4480375), (20, 3584300), (25, 2867440), (40, 1792150), (50, 1433720), (73, 982000), (80, 896075), (100, 716860), (125, 573488), (146, 491000), (200, 358430), (250, 286744), (292, 245500), (365, 196400), (400, 179215), (491, 146000), (500, 143372), (584, 122750), (730, 98200), (982, 73000), (1000, 71686), (1168, 61375), (1460, 49100), (1825, 39280), (1964, 36500), (2000, 35843), (2455, 29200), (2920, 24550), (3650, 19640), (3928, 18250), (4910, 14600), (5840, 12275), (7300, 9820), (7856, 9125)]