51650960

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{353}}^1$

素因数の和:456

約数の個数: 80

約数和(自身を含む): 126420480

約数和(自身を除く): 74769520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 59, 62, 80, 118, 124, 155, 236, 248, 295, 310, 353, 472, 496, 590, 620, 706, 944, 1180, 1240, 1412, 1765, 1829, 2360, 2480, 2824, 3530, 3658, 4720, 5648, 7060, 7316, 9145, 10943, 14120, 14632, 18290, 20827, 21886, 28240, 29264, 36580, 41654, 43772, 54715, 73160, 83308, 87544, 104135, 109430, 146320, 166616, 175088, 208270, 218860, 333232, 416540, 437720, 645637, 833080, 875440, 1291274, 1666160, 2582548, 3228185, 5165096, 6456370, 10330192, 12912740, 25825480, 51650960]

約数ペア:

[(1, 51650960), (2, 25825480), (4, 12912740), (5, 10330192), (8, 6456370), (10, 5165096), (16, 3228185), (20, 2582548), (31, 1666160), (40, 1291274), (59, 875440), (62, 833080), (80, 645637), (118, 437720), (124, 416540), (155, 333232), (236, 218860), (248, 208270), (295, 175088), (310, 166616), (353, 146320), (472, 109430), (496, 104135), (590, 87544), (620, 83308), (706, 73160), (944, 54715), (1180, 43772), (1240, 41654), (1412, 36580), (1765, 29264), (1829, 28240), (2360, 21886), (2480, 20827), (2824, 18290), (3530, 14632), (3658, 14120), (4720, 10943), (5648, 9145), (7060, 7316)]