201548930

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{181}}^1\times {\mathrm{191}}^1$

素因数の和:443

約数の個数: 64

約数和(自身を含む): 407586816

約数和(自身を除く): 206037886

約数列:

[1, 2, 5, 10, 11, 22, 53, 55, 106, 110, 181, 191, 265, 362, 382, 530, 583, 905, 955, 1166, 1810, 1910, 1991, 2101, 2915, 3982, 4202, 5830, 9593, 9955, 10123, 10505, 19186, 19910, 20246, 21010, 34571, 47965, 50615, 69142, 95930, 101230, 105523, 111353, 172855, 211046, 222706, 345710, 380281, 527615, 556765, 760562, 1055230, 1113530, 1832263, 1901405, 3664526, 3802810, 9161315, 18322630, 20154893, 40309786, 100774465, 201548930]

約数ペア:

[(1, 201548930), (2, 100774465), (5, 40309786), (10, 20154893), (11, 18322630), (22, 9161315), (53, 3802810), (55, 3664526), (106, 1901405), (110, 1832263), (181, 1113530), (191, 1055230), (265, 760562), (362, 556765), (382, 527615), (530, 380281), (583, 345710), (905, 222706), (955, 211046), (1166, 172855), (1810, 111353), (1910, 105523), (1991, 101230), (2101, 95930), (2915, 69142), (3982, 50615), (4202, 47965), (5830, 34571), (9593, 21010), (9955, 20246), (10123, 19910), (10505, 19186)]