2155480490

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^3\times {\mathrm{73}}^1\times {\mathrm{601}}^1$

素因数の和:732

約数の個数: 64

約数和(自身を含む): 4185730080

約数和(自身を除く): 2030249590

約数列:

[1, 2, 5, 10, 17, 34, 73, 85, 146, 170, 289, 365, 578, 601, 730, 1202, 1241, 1445, 2482, 2890, 3005, 4913, 6010, 6205, 9826, 10217, 12410, 20434, 21097, 24565, 42194, 43873, 49130, 51085, 87746, 102170, 105485, 173689, 210970, 219365, 347378, 358649, 438730, 717298, 745841, 868445, 1491682, 1736890, 1793245, 2952713, 3586490, 3729205, 5905426, 7458410, 12679297, 14763565, 25358594, 29527130, 63396485, 126792970, 215548049, 431096098, 1077740245, 2155480490]

約数ペア:

[(1, 2155480490), (2, 1077740245), (5, 431096098), (10, 215548049), (17, 126792970), (34, 63396485), (73, 29527130), (85, 25358594), (146, 14763565), (170, 12679297), (289, 7458410), (365, 5905426), (578, 3729205), (601, 3586490), (730, 2952713), (1202, 1793245), (1241, 1736890), (1445, 1491682), (2482, 868445), (2890, 745841), (3005, 717298), (4913, 438730), (6010, 358649), (6205, 347378), (9826, 219365), (10217, 210970), (12410, 173689), (20434, 105485), (21097, 102170), (24565, 87746), (42194, 51085), (43873, 49130)]