51368560

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{353}}^1$

素因数の和:490

約数の個数: 80

約数和(自身を含む): 128000736

約数和(自身を除く): 76632176

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 107, 136, 170, 214, 272, 340, 353, 428, 535, 680, 706, 856, 1070, 1360, 1412, 1712, 1765, 1819, 2140, 2824, 3530, 3638, 4280, 5648, 6001, 7060, 7276, 8560, 9095, 12002, 14120, 14552, 18190, 24004, 28240, 29104, 30005, 36380, 37771, 48008, 60010, 72760, 75542, 96016, 120020, 145520, 151084, 188855, 240040, 302168, 377710, 480080, 604336, 642107, 755420, 1284214, 1510840, 2568428, 3021680, 3210535, 5136856, 6421070, 10273712, 12842140, 25684280, 51368560]

約数ペア:

[(1, 51368560), (2, 25684280), (4, 12842140), (5, 10273712), (8, 6421070), (10, 5136856), (16, 3210535), (17, 3021680), (20, 2568428), (34, 1510840), (40, 1284214), (68, 755420), (80, 642107), (85, 604336), (107, 480080), (136, 377710), (170, 302168), (214, 240040), (272, 188855), (340, 151084), (353, 145520), (428, 120020), (535, 96016), (680, 75542), (706, 72760), (856, 60010), (1070, 48008), (1360, 37771), (1412, 36380), (1712, 30005), (1765, 29104), (1819, 28240), (2140, 24004), (2824, 18190), (3530, 14552), (3638, 14120), (4280, 12002), (5648, 9095), (6001, 8560), (7060, 7276)]