48493520

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{197}}^1$

素因数の和:408

約数の個数: 80

約数和(自身を含む): 120648528

約数和(自身を除く): 72155008

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 181, 197, 272, 340, 362, 394, 680, 724, 788, 905, 985, 1360, 1448, 1576, 1810, 1970, 2896, 3077, 3152, 3349, 3620, 3940, 6154, 6698, 7240, 7880, 12308, 13396, 14480, 15385, 15760, 16745, 24616, 26792, 30770, 33490, 35657, 49232, 53584, 61540, 66980, 71314, 123080, 133960, 142628, 178285, 246160, 267920, 285256, 356570, 570512, 606169, 713140, 1212338, 1426280, 2424676, 2852560, 3030845, 4849352, 6061690, 9698704, 12123380, 24246760, 48493520]

約数ペア:

[(1, 48493520), (2, 24246760), (4, 12123380), (5, 9698704), (8, 6061690), (10, 4849352), (16, 3030845), (17, 2852560), (20, 2424676), (34, 1426280), (40, 1212338), (68, 713140), (80, 606169), (85, 570512), (136, 356570), (170, 285256), (181, 267920), (197, 246160), (272, 178285), (340, 142628), (362, 133960), (394, 123080), (680, 71314), (724, 66980), (788, 61540), (905, 53584), (985, 49232), (1360, 35657), (1448, 33490), (1576, 30770), (1810, 26792), (1970, 24616), (2896, 16745), (3077, 15760), (3152, 15385), (3349, 14480), (3620, 13396), (3940, 12308), (6154, 7880), (6698, 7240)]