53821520

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{269}}^1$

素因数の和:384

約数の個数: 80

約数和(自身を含む): 130772880

約数和(自身を除く): 76951360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 61, 80, 82, 122, 164, 205, 244, 269, 305, 328, 410, 488, 538, 610, 656, 820, 976, 1076, 1220, 1345, 1640, 2152, 2440, 2501, 2690, 3280, 4304, 4880, 5002, 5380, 10004, 10760, 11029, 12505, 16409, 20008, 21520, 22058, 25010, 32818, 40016, 44116, 50020, 55145, 65636, 82045, 88232, 100040, 110290, 131272, 164090, 176464, 200080, 220580, 262544, 328180, 441160, 656360, 672769, 882320, 1312720, 1345538, 2691076, 3363845, 5382152, 6727690, 10764304, 13455380, 26910760, 53821520]

約数ペア:

[(1, 53821520), (2, 26910760), (4, 13455380), (5, 10764304), (8, 6727690), (10, 5382152), (16, 3363845), (20, 2691076), (40, 1345538), (41, 1312720), (61, 882320), (80, 672769), (82, 656360), (122, 441160), (164, 328180), (205, 262544), (244, 220580), (269, 200080), (305, 176464), (328, 164090), (410, 131272), (488, 110290), (538, 100040), (610, 88232), (656, 82045), (820, 65636), (976, 55145), (1076, 50020), (1220, 44116), (1345, 40016), (1640, 32818), (2152, 25010), (2440, 22058), (2501, 21520), (2690, 20008), (3280, 16409), (4304, 12505), (4880, 11029), (5002, 10760), (5380, 10004)]