1606000

素因数分解:

$2^4\times 5^3\times {\mathrm{11}}^1\times {\mathrm{73}}^1$

素因数の和:107

約数の個数: 80

約数和(自身を含む): 4294368

約数和(自身を除く): 2688368

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 73, 80, 88, 100, 110, 125, 146, 176, 200, 220, 250, 275, 292, 365, 400, 440, 500, 550, 584, 730, 803, 880, 1000, 1100, 1168, 1375, 1460, 1606, 1825, 2000, 2200, 2750, 2920, 3212, 3650, 4015, 4400, 5500, 5840, 6424, 7300, 8030, 9125, 11000, 12848, 14600, 16060, 18250, 20075, 22000, 29200, 32120, 36500, 40150, 64240, 73000, 80300, 100375, 146000, 160600, 200750, 321200, 401500, 803000, 1606000]

約数ペア:

[(1, 1606000), (2, 803000), (4, 401500), (5, 321200), (8, 200750), (10, 160600), (11, 146000), (16, 100375), (20, 80300), (22, 73000), (25, 64240), (40, 40150), (44, 36500), (50, 32120), (55, 29200), (73, 22000), (80, 20075), (88, 18250), (100, 16060), (110, 14600), (125, 12848), (146, 11000), (176, 9125), (200, 8030), (220, 7300), (250, 6424), (275, 5840), (292, 5500), (365, 4400), (400, 4015), (440, 3650), (500, 3212), (550, 2920), (584, 2750), (730, 2200), (803, 2000), (880, 1825), (1000, 1606), (1100, 1460), (1168, 1375)]