64304860

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{151}}^1\times {\mathrm{199}}^1$

素因数の和:466

約数の個数: 48

約数和(自身を含む): 137894400

約数和(自身を除く): 73589540

約数列:

[1, 2, 4, 5, 10, 20, 107, 151, 199, 214, 302, 398, 428, 535, 604, 755, 796, 995, 1070, 1510, 1990, 2140, 3020, 3980, 16157, 21293, 30049, 32314, 42586, 60098, 64628, 80785, 85172, 106465, 120196, 150245, 161570, 212930, 300490, 323140, 425860, 600980, 3215243, 6430486, 12860972, 16076215, 32152430, 64304860]

約数ペア:

[(1, 64304860), (2, 32152430), (4, 16076215), (5, 12860972), (10, 6430486), (20, 3215243), (107, 600980), (151, 425860), (199, 323140), (214, 300490), (302, 212930), (398, 161570), (428, 150245), (535, 120196), (604, 106465), (755, 85172), (796, 80785), (995, 64628), (1070, 60098), (1510, 42586), (1990, 32314), (2140, 30049), (3020, 21293), (3980, 16157)]