81135490

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{5783}}^1$

素因数の和:5874

約数の個数: 32

約数和(自身を含む): 154918656

約数和(自身を除く): 73783166

約数列:

[1, 2, 5, 10, 23, 46, 61, 115, 122, 230, 305, 610, 1403, 2806, 5783, 7015, 11566, 14030, 28915, 57830, 133009, 266018, 352763, 665045, 705526, 1330090, 1763815, 3527630, 8113549, 16227098, 40567745, 81135490]

約数ペア:

[(1, 81135490), (2, 40567745), (5, 16227098), (10, 8113549), (23, 3527630), (46, 1763815), (61, 1330090), (115, 705526), (122, 665045), (230, 352763), (305, 266018), (610, 133009), (1403, 57830), (2806, 28915), (5783, 14030), (7015, 11566)]