2103759950

素因数分解:

$2^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{191}}^1$

素因数の和:402

約数の個数: 96

約数和(自身を含む): 4148305920

約数和(自身を除く): 2044545970

約数列:

[1, 2, 5, 10, 25, 43, 47, 50, 86, 94, 109, 191, 215, 218, 235, 382, 430, 470, 545, 955, 1075, 1090, 1175, 1910, 2021, 2150, 2350, 2725, 4042, 4687, 4775, 5123, 5450, 8213, 8977, 9374, 9550, 10105, 10246, 16426, 17954, 20210, 20819, 23435, 25615, 41065, 41638, 44885, 46870, 50525, 51230, 82130, 89770, 101050, 104095, 117175, 128075, 205325, 208190, 220289, 224425, 234350, 256150, 386011, 410650, 440578, 448850, 520475, 772022, 895217, 978493, 1040950, 1101445, 1790434, 1930055, 1956986, 2202890, 3860110, 4476085, 4892465, 5507225, 8952170, 9650275, 9784930, 11014450, 19300550, 22380425, 24462325, 42075199, 44760850, 48924650, 84150398, 210375995, 420751990, 1051879975, 2103759950]

約数ペア:

[(1, 2103759950), (2, 1051879975), (5, 420751990), (10, 210375995), (25, 84150398), (43, 48924650), (47, 44760850), (50, 42075199), (86, 24462325), (94, 22380425), (109, 19300550), (191, 11014450), (215, 9784930), (218, 9650275), (235, 8952170), (382, 5507225), (430, 4892465), (470, 4476085), (545, 3860110), (955, 2202890), (1075, 1956986), (1090, 1930055), (1175, 1790434), (1910, 1101445), (2021, 1040950), (2150, 978493), (2350, 895217), (2725, 772022), (4042, 520475), (4687, 448850), (4775, 440578), (5123, 410650), (5450, 386011), (8213, 256150), (8977, 234350), (9374, 224425), (9550, 220289), (10105, 208190), (10246, 205325), (16426, 128075), (17954, 117175), (20210, 104095), (20819, 101050), (23435, 89770), (25615, 82130), (41065, 51230), (41638, 50525), (44885, 46870)]