81953790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{503}}^1\times {\mathrm{5431}}^1$

素因数の和:5944

約数の個数: 32

約数和(自身を含む): 197116416

約数和(自身を除く): 115162626

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 503, 1006, 1509, 2515, 3018, 5030, 5431, 7545, 10862, 15090, 16293, 27155, 32586, 54310, 81465, 162930, 2731793, 5463586, 8195379, 13658965, 16390758, 27317930, 40976895, 81953790]

約数ペア:

[(1, 81953790), (2, 40976895), (3, 27317930), (5, 16390758), (6, 13658965), (10, 8195379), (15, 5463586), (30, 2731793), (503, 162930), (1006, 81465), (1509, 54310), (2515, 32586), (3018, 27155), (5030, 16293), (5431, 15090), (7545, 10862)]