25005420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{173}}^1$

素因数の和:272

約数の個数: 144

約数和(自身を含む): 84363552

約数和(自身を除く): 59358132

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 73, 90, 99, 110, 132, 146, 165, 173, 180, 198, 219, 220, 292, 330, 346, 365, 396, 438, 495, 519, 657, 660, 692, 730, 803, 865, 876, 990, 1038, 1095, 1314, 1460, 1557, 1606, 1730, 1903, 1980, 2076, 2190, 2409, 2595, 2628, 3114, 3212, 3285, 3460, 3806, 4015, 4380, 4818, 5190, 5709, 6228, 6570, 7227, 7612, 7785, 8030, 9515, 9636, 10380, 11418, 12045, 12629, 13140, 14454, 15570, 16060, 17127, 19030, 22836, 24090, 25258, 28545, 28908, 31140, 34254, 36135, 37887, 38060, 48180, 50516, 57090, 63145, 68508, 72270, 75774, 85635, 113661, 114180, 126290, 138919, 144540, 151548, 171270, 189435, 227322, 252580, 277838, 342540, 378870, 416757, 454644, 555676, 568305, 694595, 757740, 833514, 1136610, 1250271, 1389190, 1667028, 2083785, 2273220, 2500542, 2778380, 4167570, 5001084, 6251355, 8335140, 12502710, 25005420]

約数ペア:

[(1, 25005420), (2, 12502710), (3, 8335140), (4, 6251355), (5, 5001084), (6, 4167570), (9, 2778380), (10, 2500542), (11, 2273220), (12, 2083785), (15, 1667028), (18, 1389190), (20, 1250271), (22, 1136610), (30, 833514), (33, 757740), (36, 694595), (44, 568305), (45, 555676), (55, 454644), (60, 416757), (66, 378870), (73, 342540), (90, 277838), (99, 252580), (110, 227322), (132, 189435), (146, 171270), (165, 151548), (173, 144540), (180, 138919), (198, 126290), (219, 114180), (220, 113661), (292, 85635), (330, 75774), (346, 72270), (365, 68508), (396, 63145), (438, 57090), (495, 50516), (519, 48180), (657, 38060), (660, 37887), (692, 36135), (730, 34254), (803, 31140), (865, 28908), (876, 28545), (990, 25258), (1038, 24090), (1095, 22836), (1314, 19030), (1460, 17127), (1557, 16060), (1606, 15570), (1730, 14454), (1903, 13140), (1980, 12629), (2076, 12045), (2190, 11418), (2409, 10380), (2595, 9636), (2628, 9515), (3114, 8030), (3212, 7785), (3285, 7612), (3460, 7227), (3806, 6570), (4015, 6228), (4380, 5709), (4818, 5190)]