31001168980

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{197}}^1\times {\mathrm{2017}}^1$

素因数の和:2353

約数の個数: 96

約数和(自身を含む): 67663766016

約数和(自身を除く): 36662597036

約数列:

[1, 2, 4, 5, 10, 20, 47, 83, 94, 166, 188, 197, 235, 332, 394, 415, 470, 788, 830, 940, 985, 1660, 1970, 2017, 3901, 3940, 4034, 7802, 8068, 9259, 10085, 15604, 16351, 18518, 19505, 20170, 32702, 37036, 39010, 40340, 46295, 65404, 78020, 81755, 92590, 94799, 163510, 167411, 185180, 189598, 327020, 334822, 379196, 397349, 473995, 669644, 768497, 794698, 837055, 947990, 1536994, 1589396, 1674110, 1895980, 1986745, 3073988, 3348220, 3842485, 3973490, 7684970, 7868317, 7946980, 15369940, 15736634, 18675403, 31473268, 32979967, 37350806, 39341585, 65959934, 74701612, 78683170, 93377015, 131919868, 157366340, 164899835, 186754030, 329799670, 373508060, 659599340, 1550058449, 3100116898, 6200233796, 7750292245, 15500584490, 31001168980]

約数ペア:

[(1, 31001168980), (2, 15500584490), (4, 7750292245), (5, 6200233796), (10, 3100116898), (20, 1550058449), (47, 659599340), (83, 373508060), (94, 329799670), (166, 186754030), (188, 164899835), (197, 157366340), (235, 131919868), (332, 93377015), (394, 78683170), (415, 74701612), (470, 65959934), (788, 39341585), (830, 37350806), (940, 32979967), (985, 31473268), (1660, 18675403), (1970, 15736634), (2017, 15369940), (3901, 7946980), (3940, 7868317), (4034, 7684970), (7802, 3973490), (8068, 3842485), (9259, 3348220), (10085, 3073988), (15604, 1986745), (16351, 1895980), (18518, 1674110), (19505, 1589396), (20170, 1536994), (32702, 947990), (37036, 837055), (39010, 794698), (40340, 768497), (46295, 669644), (65404, 473995), (78020, 397349), (81755, 379196), (92590, 334822), (94799, 327020), (163510, 189598), (167411, 185180)]