313056848

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{1033}}^1$

素因数の和:1132

約数の個数: 80

約数和(自身を含む): 689289216

約数和(自身を除く): 376232368

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 47, 52, 62, 94, 104, 124, 188, 208, 248, 376, 403, 496, 611, 752, 806, 1033, 1222, 1457, 1612, 2066, 2444, 2914, 3224, 4132, 4888, 5828, 6448, 8264, 9776, 11656, 13429, 16528, 18941, 23312, 26858, 32023, 37882, 48551, 53716, 64046, 75764, 97102, 107432, 128092, 151528, 194204, 214864, 256184, 303056, 388408, 416299, 512368, 631163, 776816, 832598, 1262326, 1505081, 1665196, 2524652, 3010162, 3330392, 5049304, 6020324, 6660784, 10098608, 12040648, 19566053, 24081296, 39132106, 78264212, 156528424, 313056848]

約数ペア:

[(1, 313056848), (2, 156528424), (4, 78264212), (8, 39132106), (13, 24081296), (16, 19566053), (26, 12040648), (31, 10098608), (47, 6660784), (52, 6020324), (62, 5049304), (94, 3330392), (104, 3010162), (124, 2524652), (188, 1665196), (208, 1505081), (248, 1262326), (376, 832598), (403, 776816), (496, 631163), (611, 512368), (752, 416299), (806, 388408), (1033, 303056), (1222, 256184), (1457, 214864), (1612, 194204), (2066, 151528), (2444, 128092), (2914, 107432), (3224, 97102), (4132, 75764), (4888, 64046), (5828, 53716), (6448, 48551), (8264, 37882), (9776, 32023), (11656, 26858), (13429, 23312), (16528, 18941)]