53510840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{389}}^1$

素因数の和:600

約数の個数: 64

約数和(自身を含む): 127764000

約数和(自身を除く): 74253160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 181, 190, 362, 380, 389, 724, 760, 778, 905, 1448, 1556, 1810, 1945, 3112, 3439, 3620, 3890, 6878, 7240, 7391, 7780, 13756, 14782, 15560, 17195, 27512, 29564, 34390, 36955, 59128, 68780, 70409, 73910, 137560, 140818, 147820, 281636, 295640, 352045, 563272, 704090, 1337771, 1408180, 2675542, 2816360, 5351084, 6688855, 10702168, 13377710, 26755420, 53510840]

約数ペア:

[(1, 53510840), (2, 26755420), (4, 13377710), (5, 10702168), (8, 6688855), (10, 5351084), (19, 2816360), (20, 2675542), (38, 1408180), (40, 1337771), (76, 704090), (95, 563272), (152, 352045), (181, 295640), (190, 281636), (362, 147820), (380, 140818), (389, 137560), (724, 73910), (760, 70409), (778, 68780), (905, 59128), (1448, 36955), (1556, 34390), (1810, 29564), (1945, 27512), (3112, 17195), (3439, 15560), (3620, 14782), (3890, 13756), (6878, 7780), (7240, 7391)]