19366947925

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{229}}^1\times {\mathrm{541}}^1$

素因数の和:843

約数の個数: 72

約数和(自身を含む): 26873454840

約数和(自身を除く): 7506506915

約数列:

[1, 5, 13, 25, 37, 65, 169, 185, 229, 325, 481, 541, 845, 925, 1145, 2405, 2705, 2977, 4225, 5725, 6253, 7033, 8473, 12025, 13525, 14885, 20017, 31265, 35165, 38701, 42365, 74425, 91429, 100085, 110149, 123889, 156325, 175825, 193505, 211825, 260221, 457145, 500425, 550745, 619445, 967525, 1301105, 1431937, 1610557, 2285725, 2753725, 3097225, 3382873, 4583893, 6505525, 7159685, 8052785, 16914365, 20937241, 22919465, 35798425, 40263925, 59590609, 84571825, 104686205, 114597325, 297953045, 523431025, 774677917, 1489765225, 3873389585, 19366947925]

約数ペア:

[(1, 19366947925), (5, 3873389585), (13, 1489765225), (25, 774677917), (37, 523431025), (65, 297953045), (169, 114597325), (185, 104686205), (229, 84571825), (325, 59590609), (481, 40263925), (541, 35798425), (845, 22919465), (925, 20937241), (1145, 16914365), (2405, 8052785), (2705, 7159685), (2977, 6505525), (4225, 4583893), (5725, 3382873), (6253, 3097225), (7033, 2753725), (8473, 2285725), (12025, 1610557), (13525, 1431937), (14885, 1301105), (20017, 967525), (31265, 619445), (35165, 550745), (38701, 500425), (42365, 457145), (74425, 260221), (91429, 211825), (100085, 193505), (110149, 175825), (123889, 156325)]