416642000

素因数分解:

$2^4\times 5^3\times {\mathrm{41}}^1\times {\mathrm{5081}}^1$

素因数の和:5145

約数の個数: 80

約数和(自身を含む): 1032215184

約数和(自身を除く): 615573184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 41, 50, 80, 82, 100, 125, 164, 200, 205, 250, 328, 400, 410, 500, 656, 820, 1000, 1025, 1640, 2000, 2050, 3280, 4100, 5081, 5125, 8200, 10162, 10250, 16400, 20324, 20500, 25405, 40648, 41000, 50810, 81296, 82000, 101620, 127025, 203240, 208321, 254050, 406480, 416642, 508100, 635125, 833284, 1016200, 1041605, 1270250, 1666568, 2032400, 2083210, 2540500, 3333136, 4166420, 5081000, 5208025, 8332840, 10162000, 10416050, 16665680, 20832100, 26040125, 41664200, 52080250, 83328400, 104160500, 208321000, 416642000]

約数ペア:

[(1, 416642000), (2, 208321000), (4, 104160500), (5, 83328400), (8, 52080250), (10, 41664200), (16, 26040125), (20, 20832100), (25, 16665680), (40, 10416050), (41, 10162000), (50, 8332840), (80, 5208025), (82, 5081000), (100, 4166420), (125, 3333136), (164, 2540500), (200, 2083210), (205, 2032400), (250, 1666568), (328, 1270250), (400, 1041605), (410, 1016200), (500, 833284), (656, 635125), (820, 508100), (1000, 416642), (1025, 406480), (1640, 254050), (2000, 208321), (2050, 203240), (3280, 127025), (4100, 101620), (5081, 82000), (5125, 81296), (8200, 50810), (10162, 41000), (10250, 40648), (16400, 25405), (20324, 20500)]