74971520

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{9011}}^1$

素因数の和:9043

約数の個数: 64

約数和(自身を含む): 193037040

約数和(自身を除く): 118065520

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 260, 320, 416, 520, 640, 832, 1040, 1664, 2080, 4160, 8320, 9011, 18022, 36044, 45055, 72088, 90110, 117143, 144176, 180220, 234286, 288352, 360440, 468572, 576704, 585715, 720880, 937144, 1153408, 1171430, 1441760, 1874288, 2342860, 2883520, 3748576, 4685720, 5767040, 7497152, 9371440, 14994304, 18742880, 37485760, 74971520]

約数ペア:

[(1, 74971520), (2, 37485760), (4, 18742880), (5, 14994304), (8, 9371440), (10, 7497152), (13, 5767040), (16, 4685720), (20, 3748576), (26, 2883520), (32, 2342860), (40, 1874288), (52, 1441760), (64, 1171430), (65, 1153408), (80, 937144), (104, 720880), (128, 585715), (130, 576704), (160, 468572), (208, 360440), (260, 288352), (320, 234286), (416, 180220), (520, 144176), (640, 117143), (832, 90110), (1040, 72088), (1664, 45055), (2080, 36044), (4160, 18022), (8320, 9011)]