53489680

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{113}}^1$

素因数の和:284

約数の個数: 80

約数和(自身を含む): 128835504

約数和(自身を除く): 75345824

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 97, 113, 122, 194, 226, 244, 305, 388, 452, 485, 488, 565, 610, 776, 904, 970, 976, 1130, 1220, 1552, 1808, 1940, 2260, 2440, 3880, 4520, 4880, 5917, 6893, 7760, 9040, 10961, 11834, 13786, 21922, 23668, 27572, 29585, 34465, 43844, 47336, 54805, 55144, 59170, 68930, 87688, 94672, 109610, 110288, 118340, 137860, 175376, 219220, 236680, 275720, 438440, 473360, 551440, 668621, 876880, 1337242, 2674484, 3343105, 5348968, 6686210, 10697936, 13372420, 26744840, 53489680]

約数ペア:

[(1, 53489680), (2, 26744840), (4, 13372420), (5, 10697936), (8, 6686210), (10, 5348968), (16, 3343105), (20, 2674484), (40, 1337242), (61, 876880), (80, 668621), (97, 551440), (113, 473360), (122, 438440), (194, 275720), (226, 236680), (244, 219220), (305, 175376), (388, 137860), (452, 118340), (485, 110288), (488, 109610), (565, 94672), (610, 87688), (776, 68930), (904, 59170), (970, 55144), (976, 54805), (1130, 47336), (1220, 43844), (1552, 34465), (1808, 29585), (1940, 27572), (2260, 23668), (2440, 21922), (3880, 13786), (4520, 11834), (4880, 10961), (5917, 9040), (6893, 7760)]