50678800

素因数分解:

$2^4\times 5^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:177

約数の個数: 120

約数和(自身を含む): 129650432

約数和(自身を除く): 78971632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 61, 62, 67, 80, 100, 122, 124, 134, 155, 200, 244, 248, 268, 305, 310, 335, 400, 488, 496, 536, 610, 620, 670, 775, 976, 1072, 1220, 1240, 1340, 1525, 1550, 1675, 1891, 2077, 2440, 2480, 2680, 3050, 3100, 3350, 3782, 4087, 4154, 4880, 5360, 6100, 6200, 6700, 7564, 8174, 8308, 9455, 10385, 12200, 12400, 13400, 15128, 16348, 16616, 18910, 20435, 20770, 24400, 26800, 30256, 32696, 33232, 37820, 40870, 41540, 47275, 51925, 65392, 75640, 81740, 83080, 94550, 102175, 103850, 126697, 151280, 163480, 166160, 189100, 204350, 207700, 253394, 326960, 378200, 408700, 415400, 506788, 633485, 756400, 817400, 830800, 1013576, 1266970, 1634800, 2027152, 2533940, 3167425, 5067880, 6334850, 10135760, 12669700, 25339400, 50678800]

約数ペア:

[(1, 50678800), (2, 25339400), (4, 12669700), (5, 10135760), (8, 6334850), (10, 5067880), (16, 3167425), (20, 2533940), (25, 2027152), (31, 1634800), (40, 1266970), (50, 1013576), (61, 830800), (62, 817400), (67, 756400), (80, 633485), (100, 506788), (122, 415400), (124, 408700), (134, 378200), (155, 326960), (200, 253394), (244, 207700), (248, 204350), (268, 189100), (305, 166160), (310, 163480), (335, 151280), (400, 126697), (488, 103850), (496, 102175), (536, 94550), (610, 83080), (620, 81740), (670, 75640), (775, 65392), (976, 51925), (1072, 47275), (1220, 41540), (1240, 40870), (1340, 37820), (1525, 33232), (1550, 32696), (1675, 30256), (1891, 26800), (2077, 24400), (2440, 20770), (2480, 20435), (2680, 18910), (3050, 16616), (3100, 16348), (3350, 15128), (3782, 13400), (4087, 12400), (4154, 12200), (4880, 10385), (5360, 9455), (6100, 8308), (6200, 8174), (6700, 7564)]