89154700

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{433}}^1$

素因数の和:547

約数の個数: 72

約数和(自身を含む): 203424480

約数和(自身を除く): 114269780

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 71, 100, 116, 142, 145, 284, 290, 355, 433, 580, 710, 725, 866, 1420, 1450, 1732, 1775, 2059, 2165, 2900, 3550, 4118, 4330, 7100, 8236, 8660, 10295, 10825, 12557, 20590, 21650, 25114, 30743, 41180, 43300, 50228, 51475, 61486, 62785, 102950, 122972, 125570, 153715, 205900, 251140, 307430, 313925, 614860, 627850, 768575, 891547, 1255700, 1537150, 1783094, 3074300, 3566188, 4457735, 8915470, 17830940, 22288675, 44577350, 89154700]

約数ペア:

[(1, 89154700), (2, 44577350), (4, 22288675), (5, 17830940), (10, 8915470), (20, 4457735), (25, 3566188), (29, 3074300), (50, 1783094), (58, 1537150), (71, 1255700), (100, 891547), (116, 768575), (142, 627850), (145, 614860), (284, 313925), (290, 307430), (355, 251140), (433, 205900), (580, 153715), (710, 125570), (725, 122972), (866, 102950), (1420, 62785), (1450, 61486), (1732, 51475), (1775, 50228), (2059, 43300), (2165, 41180), (2900, 30743), (3550, 25114), (4118, 21650), (4330, 20590), (7100, 12557), (8236, 10825), (8660, 10295)]