156953704940

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{571}}^1\times {\mathrm{443347}}^1$

素因数の和:443958

約数の個数: 48

約数和(自身を含む): 340831755264

約数和(自身を除く): 183878050324

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 571, 620, 1142, 2284, 2855, 5710, 11420, 17701, 35402, 70804, 88505, 177010, 354020, 443347, 886694, 1773388, 2216735, 4433470, 8866940, 13743757, 27487514, 54975028, 68718785, 137437570, 253151137, 274875140, 506302274, 1012604548, 1265755685, 2531511370, 5063022740, 7847685247, 15695370494, 31390740988, 39238426235, 78476852470, 156953704940]

約数ペア:

[(1, 156953704940), (2, 78476852470), (4, 39238426235), (5, 31390740988), (10, 15695370494), (20, 7847685247), (31, 5063022740), (62, 2531511370), (124, 1265755685), (155, 1012604548), (310, 506302274), (571, 274875140), (620, 253151137), (1142, 137437570), (2284, 68718785), (2855, 54975028), (5710, 27487514), (11420, 13743757), (17701, 8866940), (35402, 4433470), (70804, 2216735), (88505, 1773388), (177010, 886694), (354020, 443347)]