51419680

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{419}}^1$

素因数の和:506

約数の個数: 96

約数和(自身を含む): 133358400

約数和(自身を除く): 81938720

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 59, 65, 80, 104, 118, 130, 160, 208, 236, 260, 295, 416, 419, 472, 520, 590, 767, 838, 944, 1040, 1180, 1534, 1676, 1888, 2080, 2095, 2360, 3068, 3352, 3835, 4190, 4720, 5447, 6136, 6704, 7670, 8380, 9440, 10894, 12272, 13408, 15340, 16760, 21788, 24544, 24721, 27235, 30680, 33520, 43576, 49442, 54470, 61360, 67040, 87152, 98884, 108940, 122720, 123605, 174304, 197768, 217880, 247210, 321373, 395536, 435760, 494420, 642746, 791072, 871520, 988840, 1285492, 1606865, 1977680, 2570984, 3213730, 3955360, 5141968, 6427460, 10283936, 12854920, 25709840, 51419680]

約数ペア:

[(1, 51419680), (2, 25709840), (4, 12854920), (5, 10283936), (8, 6427460), (10, 5141968), (13, 3955360), (16, 3213730), (20, 2570984), (26, 1977680), (32, 1606865), (40, 1285492), (52, 988840), (59, 871520), (65, 791072), (80, 642746), (104, 494420), (118, 435760), (130, 395536), (160, 321373), (208, 247210), (236, 217880), (260, 197768), (295, 174304), (416, 123605), (419, 122720), (472, 108940), (520, 98884), (590, 87152), (767, 67040), (838, 61360), (944, 54470), (1040, 49442), (1180, 43576), (1534, 33520), (1676, 30680), (1888, 27235), (2080, 24721), (2095, 24544), (2360, 21788), (3068, 16760), (3352, 15340), (3835, 13408), (4190, 12272), (4720, 10894), (5447, 9440), (6136, 8380), (6704, 7670)]