208020230

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{1151}}^1$

素因数の和:1253

約数の個数: 64

約数和(自身を含む): 429981696

約数和(自身を除く): 221961466

約数列:

[1, 2, 5, 10, 11, 22, 31, 53, 55, 62, 106, 110, 155, 265, 310, 341, 530, 583, 682, 1151, 1166, 1643, 1705, 2302, 2915, 3286, 3410, 5755, 5830, 8215, 11510, 12661, 16430, 18073, 25322, 35681, 36146, 61003, 63305, 71362, 90365, 122006, 126610, 178405, 180730, 305015, 356810, 392491, 610030, 671033, 784982, 1342066, 1891093, 1962455, 3355165, 3782186, 3924910, 6710330, 9455465, 18910930, 20802023, 41604046, 104010115, 208020230]

約数ペア:

[(1, 208020230), (2, 104010115), (5, 41604046), (10, 20802023), (11, 18910930), (22, 9455465), (31, 6710330), (53, 3924910), (55, 3782186), (62, 3355165), (106, 1962455), (110, 1891093), (155, 1342066), (265, 784982), (310, 671033), (341, 610030), (530, 392491), (583, 356810), (682, 305015), (1151, 180730), (1166, 178405), (1643, 126610), (1705, 122006), (2302, 90365), (2915, 71362), (3286, 63305), (3410, 61003), (5755, 36146), (5830, 35681), (8215, 25322), (11510, 18073), (12661, 16430)]