285413210

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{191}}^1$

素因数の和:383

約数の個数: 64

約数和(自身を含む): 552407040

約数和(自身を除く): 266993830

約数列:

[1, 2, 5, 10, 23, 46, 73, 89, 115, 146, 178, 191, 230, 365, 382, 445, 730, 890, 955, 1679, 1910, 2047, 3358, 4094, 4393, 6497, 8395, 8786, 10235, 12994, 13943, 16790, 16999, 20470, 21965, 27886, 32485, 33998, 43930, 64970, 69715, 84995, 139430, 149431, 169990, 298862, 320689, 390977, 641378, 747155, 781954, 1240927, 1494310, 1603445, 1954885, 2481854, 3206890, 3909770, 6204635, 12409270, 28541321, 57082642, 142706605, 285413210]

約数ペア:

[(1, 285413210), (2, 142706605), (5, 57082642), (10, 28541321), (23, 12409270), (46, 6204635), (73, 3909770), (89, 3206890), (115, 2481854), (146, 1954885), (178, 1603445), (191, 1494310), (230, 1240927), (365, 781954), (382, 747155), (445, 641378), (730, 390977), (890, 320689), (955, 298862), (1679, 169990), (1910, 149431), (2047, 139430), (3358, 84995), (4094, 69715), (4393, 64970), (6497, 43930), (8395, 33998), (8786, 32485), (10235, 27886), (12994, 21965), (13943, 20470), (16790, 16999)]