53154220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{743}}^1$

素因数の和:839

約数の個数: 72

約数和(自身を含む): 131804064

約数和(自身を除く): 78649844

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 73, 98, 140, 146, 196, 245, 292, 365, 490, 511, 730, 743, 980, 1022, 1460, 1486, 2044, 2555, 2972, 3577, 3715, 5110, 5201, 7154, 7430, 10220, 10402, 14308, 14860, 17885, 20804, 26005, 35770, 36407, 52010, 54239, 71540, 72814, 104020, 108478, 145628, 182035, 216956, 271195, 364070, 379673, 542390, 728140, 759346, 1084780, 1518692, 1898365, 2657711, 3796730, 5315422, 7593460, 10630844, 13288555, 26577110, 53154220]

約数ペア:

[(1, 53154220), (2, 26577110), (4, 13288555), (5, 10630844), (7, 7593460), (10, 5315422), (14, 3796730), (20, 2657711), (28, 1898365), (35, 1518692), (49, 1084780), (70, 759346), (73, 728140), (98, 542390), (140, 379673), (146, 364070), (196, 271195), (245, 216956), (292, 182035), (365, 145628), (490, 108478), (511, 104020), (730, 72814), (743, 71540), (980, 54239), (1022, 52010), (1460, 36407), (1486, 35770), (2044, 26005), (2555, 20804), (2972, 17885), (3577, 14860), (3715, 14308), (5110, 10402), (5201, 10220), (7154, 7430)]