841568780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1\times {\mathrm{541}}^1$

素因数の和:787

約数の個数: 96

約数和(自身を含む): 1978464768

約数和(自身を除く): 1136895988

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 193, 260, 310, 386, 403, 541, 620, 772, 806, 965, 1082, 1612, 1930, 2015, 2164, 2509, 2705, 3860, 4030, 5018, 5410, 5983, 7033, 8060, 10036, 10820, 11966, 12545, 14066, 16771, 23932, 25090, 28132, 29915, 33542, 35165, 50180, 59830, 67084, 70330, 77779, 83855, 104413, 119660, 140660, 155558, 167710, 208826, 218023, 311116, 335420, 388895, 417652, 436046, 522065, 777790, 872092, 1044130, 1090115, 1357369, 1555580, 2088260, 2180230, 2714738, 3236803, 4360460, 5429476, 6473606, 6786845, 12947212, 13573690, 16184015, 27147380, 32368030, 42078439, 64736060, 84156878, 168313756, 210392195, 420784390, 841568780]

約数ペア:

[(1, 841568780), (2, 420784390), (4, 210392195), (5, 168313756), (10, 84156878), (13, 64736060), (20, 42078439), (26, 32368030), (31, 27147380), (52, 16184015), (62, 13573690), (65, 12947212), (124, 6786845), (130, 6473606), (155, 5429476), (193, 4360460), (260, 3236803), (310, 2714738), (386, 2180230), (403, 2088260), (541, 1555580), (620, 1357369), (772, 1090115), (806, 1044130), (965, 872092), (1082, 777790), (1612, 522065), (1930, 436046), (2015, 417652), (2164, 388895), (2509, 335420), (2705, 311116), (3860, 218023), (4030, 208826), (5018, 167710), (5410, 155558), (5983, 140660), (7033, 119660), (8060, 104413), (10036, 83855), (10820, 77779), (11966, 70330), (12545, 67084), (14066, 59830), (16771, 50180), (23932, 35165), (25090, 33542), (28132, 29915)]