16406000

素因数分解:

$2^4\times 5^3\times {\mathrm{13}}^1\times {\mathrm{631}}^1$

素因数の和:667

約数の個数: 80

約数和(自身を含む): 42788928

約数和(自身を除く): 26382928

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 125, 130, 200, 208, 250, 260, 325, 400, 500, 520, 631, 650, 1000, 1040, 1262, 1300, 1625, 2000, 2524, 2600, 3155, 3250, 5048, 5200, 6310, 6500, 8203, 10096, 12620, 13000, 15775, 16406, 25240, 26000, 31550, 32812, 41015, 50480, 63100, 65624, 78875, 82030, 126200, 131248, 157750, 164060, 205075, 252400, 315500, 328120, 410150, 631000, 656240, 820300, 1025375, 1262000, 1640600, 2050750, 3281200, 4101500, 8203000, 16406000]

約数ペア:

[(1, 16406000), (2, 8203000), (4, 4101500), (5, 3281200), (8, 2050750), (10, 1640600), (13, 1262000), (16, 1025375), (20, 820300), (25, 656240), (26, 631000), (40, 410150), (50, 328120), (52, 315500), (65, 252400), (80, 205075), (100, 164060), (104, 157750), (125, 131248), (130, 126200), (200, 82030), (208, 78875), (250, 65624), (260, 63100), (325, 50480), (400, 41015), (500, 32812), (520, 31550), (631, 26000), (650, 25240), (1000, 16406), (1040, 15775), (1262, 13000), (1300, 12620), (1625, 10096), (2000, 8203), (2524, 6500), (2600, 6310), (3155, 5200), (3250, 5048)]