81995930

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{15559}}^1$

素因数の和:15614

約数の個数: 32

約数和(自身を含む): 161326080

約数和(自身を除く): 79330150

約数列:

[1, 2, 5, 10, 17, 31, 34, 62, 85, 155, 170, 310, 527, 1054, 2635, 5270, 15559, 31118, 77795, 155590, 264503, 482329, 529006, 964658, 1322515, 2411645, 2645030, 4823290, 8199593, 16399186, 40997965, 81995930]

約数ペア:

[(1, 81995930), (2, 40997965), (5, 16399186), (10, 8199593), (17, 4823290), (31, 2645030), (34, 2411645), (62, 1322515), (85, 964658), (155, 529006), (170, 482329), (310, 264503), (527, 155590), (1054, 77795), (2635, 31118), (5270, 15559)]