64804880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3733}}^1$

素因数の和:3784

約数の個数: 80

約数和(自身を含む): 177798144

約数和(自身を除く): 112993264

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 1085, 1240, 1736, 2170, 2480, 3472, 3733, 4340, 7466, 8680, 14932, 17360, 18665, 26131, 29864, 37330, 52262, 59728, 74660, 104524, 115723, 130655, 149320, 209048, 231446, 261310, 298640, 418096, 462892, 522620, 578615, 810061, 925784, 1045240, 1157230, 1620122, 1851568, 2090480, 2314460, 3240244, 4050305, 4628920, 6480488, 8100610, 9257840, 12960976, 16201220, 32402440, 64804880]

約数ペア:

[(1, 64804880), (2, 32402440), (4, 16201220), (5, 12960976), (7, 9257840), (8, 8100610), (10, 6480488), (14, 4628920), (16, 4050305), (20, 3240244), (28, 2314460), (31, 2090480), (35, 1851568), (40, 1620122), (56, 1157230), (62, 1045240), (70, 925784), (80, 810061), (112, 578615), (124, 522620), (140, 462892), (155, 418096), (217, 298640), (248, 261310), (280, 231446), (310, 209048), (434, 149320), (496, 130655), (560, 115723), (620, 104524), (868, 74660), (1085, 59728), (1240, 52262), (1736, 37330), (2170, 29864), (2480, 26131), (3472, 18665), (3733, 17360), (4340, 14932), (7466, 8680)]