12391300

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1$

素因数の和:265

約数の個数: 72

約数和(自身を含む): 29388744

約数和(自身を除く): 16997444

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 37, 50, 68, 74, 85, 100, 148, 170, 185, 197, 340, 370, 394, 425, 629, 740, 788, 850, 925, 985, 1258, 1700, 1850, 1970, 2516, 3145, 3349, 3700, 3940, 4925, 6290, 6698, 7289, 9850, 12580, 13396, 14578, 15725, 16745, 19700, 29156, 31450, 33490, 36445, 62900, 66980, 72890, 83725, 123913, 145780, 167450, 182225, 247826, 334900, 364450, 495652, 619565, 728900, 1239130, 2478260, 3097825, 6195650, 12391300]

約数ペア:

[(1, 12391300), (2, 6195650), (4, 3097825), (5, 2478260), (10, 1239130), (17, 728900), (20, 619565), (25, 495652), (34, 364450), (37, 334900), (50, 247826), (68, 182225), (74, 167450), (85, 145780), (100, 123913), (148, 83725), (170, 72890), (185, 66980), (197, 62900), (340, 36445), (370, 33490), (394, 31450), (425, 29156), (629, 19700), (740, 16745), (788, 15725), (850, 14578), (925, 13396), (985, 12580), (1258, 9850), (1700, 7289), (1850, 6698), (1970, 6290), (2516, 4925), (3145, 3940), (3349, 3700)]