77555888

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{229}}^1\times {\mathrm{347}}^1$

素因数の和:645

約数の個数: 40

約数和(自身を含む): 153836880

約数和(自身を除く): 76280992

約数列:

[1, 2, 4, 8, 16, 61, 122, 229, 244, 347, 458, 488, 694, 916, 976, 1388, 1832, 2776, 3664, 5552, 13969, 21167, 27938, 42334, 55876, 79463, 84668, 111752, 158926, 169336, 223504, 317852, 338672, 635704, 1271408, 4847243, 9694486, 19388972, 38777944, 77555888]

約数ペア:

[(1, 77555888), (2, 38777944), (4, 19388972), (8, 9694486), (16, 4847243), (61, 1271408), (122, 635704), (229, 338672), (244, 317852), (347, 223504), (458, 169336), (488, 158926), (694, 111752), (916, 84668), (976, 79463), (1388, 55876), (1832, 42334), (2776, 27938), (3664, 21167), (5552, 13969)]