78513130

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{4643}}^1$

素因数の和:4758

約数の個数: 32

約数和(自身を含む): 150465600

約数和(自身を除く): 71952470

約数列:

[1, 2, 5, 10, 19, 38, 89, 95, 178, 190, 445, 890, 1691, 3382, 4643, 8455, 9286, 16910, 23215, 46430, 88217, 176434, 413227, 441085, 826454, 882170, 2066135, 4132270, 7851313, 15702626, 39256565, 78513130]

約数ペア:

[(1, 78513130), (2, 39256565), (5, 15702626), (10, 7851313), (19, 4132270), (38, 2066135), (89, 882170), (95, 826454), (178, 441085), (190, 413227), (445, 176434), (890, 88217), (1691, 46430), (3382, 23215), (4643, 16910), (8455, 9286)]