25721520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{9743}}^1$

素因数の和:9770

約数の個数: 80

約数和(自身を含む): 86994432

約数和(自身を除く): 61272912

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 9743, 19486, 29229, 38972, 48715, 58458, 77944, 97430, 107173, 116916, 146145, 155888, 194860, 214346, 233832, 292290, 321519, 389720, 428692, 467664, 535865, 584580, 643038, 779440, 857384, 1071730, 1169160, 1286076, 1607595, 1714768, 2143460, 2338320, 2572152, 3215190, 4286920, 5144304, 6430380, 8573840, 12860760, 25721520]

約数ペア:

[(1, 25721520), (2, 12860760), (3, 8573840), (4, 6430380), (5, 5144304), (6, 4286920), (8, 3215190), (10, 2572152), (11, 2338320), (12, 2143460), (15, 1714768), (16, 1607595), (20, 1286076), (22, 1169160), (24, 1071730), (30, 857384), (33, 779440), (40, 643038), (44, 584580), (48, 535865), (55, 467664), (60, 428692), (66, 389720), (80, 321519), (88, 292290), (110, 233832), (120, 214346), (132, 194860), (165, 155888), (176, 146145), (220, 116916), (240, 107173), (264, 97430), (330, 77944), (440, 58458), (528, 48715), (660, 38972), (880, 29229), (1320, 19486), (2640, 9743)]