199934020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1319}}^1$

素因数の和:1405

約数の個数: 96

約数和(自身を含む): 502951680

約数和(自身を除く): 303017660

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 53, 55, 65, 106, 110, 130, 143, 212, 220, 260, 265, 286, 530, 572, 583, 689, 715, 1060, 1166, 1319, 1378, 1430, 2332, 2638, 2756, 2860, 2915, 3445, 5276, 5830, 6595, 6890, 7579, 11660, 13190, 13780, 14509, 15158, 17147, 26380, 29018, 30316, 34294, 37895, 58036, 68588, 69907, 72545, 75790, 85735, 139814, 145090, 151580, 171470, 188617, 279628, 290180, 342940, 349535, 377234, 699070, 754468, 768977, 908791, 943085, 1398140, 1537954, 1817582, 1886170, 3075908, 3635164, 3772340, 3844885, 4543955, 7689770, 9087910, 9996701, 15379540, 18175820, 19993402, 39986804, 49983505, 99967010, 199934020]

約数ペア:

[(1, 199934020), (2, 99967010), (4, 49983505), (5, 39986804), (10, 19993402), (11, 18175820), (13, 15379540), (20, 9996701), (22, 9087910), (26, 7689770), (44, 4543955), (52, 3844885), (53, 3772340), (55, 3635164), (65, 3075908), (106, 1886170), (110, 1817582), (130, 1537954), (143, 1398140), (212, 943085), (220, 908791), (260, 768977), (265, 754468), (286, 699070), (530, 377234), (572, 349535), (583, 342940), (689, 290180), (715, 279628), (1060, 188617), (1166, 171470), (1319, 151580), (1378, 145090), (1430, 139814), (2332, 85735), (2638, 75790), (2756, 72545), (2860, 69907), (2915, 68588), (3445, 58036), (5276, 37895), (5830, 34294), (6595, 30316), (6890, 29018), (7579, 26380), (11660, 17147), (13190, 15158), (13780, 14509)]