389301900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{577}}^1$

素因数の和:780

約数の個数: 144

約数和(自身を含む): 1222150944

約数和(自身を除く): 832849044

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 130, 150, 156, 173, 195, 260, 300, 325, 346, 390, 519, 577, 650, 692, 780, 865, 975, 1038, 1154, 1300, 1730, 1731, 1950, 2076, 2249, 2308, 2595, 2885, 3460, 3462, 3900, 4325, 4498, 5190, 5770, 6747, 6924, 7501, 8650, 8655, 8996, 10380, 11245, 11540, 12975, 13494, 14425, 15002, 17300, 17310, 22490, 22503, 25950, 26988, 28850, 30004, 33735, 34620, 37505, 43275, 44980, 45006, 51900, 56225, 57700, 67470, 75010, 86550, 90012, 99821, 112450, 112515, 134940, 150020, 168675, 173100, 187525, 199642, 224900, 225030, 299463, 337350, 375050, 399284, 450060, 499105, 562575, 598926, 674700, 750100, 998210, 1125150, 1197852, 1297673, 1497315, 1996420, 2250300, 2495525, 2595346, 2994630, 3893019, 4991050, 5190692, 5989260, 6488365, 7486575, 7786038, 9982100, 12976730, 14973150, 15572076, 19465095, 25953460, 29946300, 32441825, 38930190, 64883650, 77860380, 97325475, 129767300, 194650950, 389301900]

約数ペア:

[(1, 389301900), (2, 194650950), (3, 129767300), (4, 97325475), (5, 77860380), (6, 64883650), (10, 38930190), (12, 32441825), (13, 29946300), (15, 25953460), (20, 19465095), (25, 15572076), (26, 14973150), (30, 12976730), (39, 9982100), (50, 7786038), (52, 7486575), (60, 6488365), (65, 5989260), (75, 5190692), (78, 4991050), (100, 3893019), (130, 2994630), (150, 2595346), (156, 2495525), (173, 2250300), (195, 1996420), (260, 1497315), (300, 1297673), (325, 1197852), (346, 1125150), (390, 998210), (519, 750100), (577, 674700), (650, 598926), (692, 562575), (780, 499105), (865, 450060), (975, 399284), (1038, 375050), (1154, 337350), (1300, 299463), (1730, 225030), (1731, 224900), (1950, 199642), (2076, 187525), (2249, 173100), (2308, 168675), (2595, 150020), (2885, 134940), (3460, 112515), (3462, 112450), (3900, 99821), (4325, 90012), (4498, 86550), (5190, 75010), (5770, 67470), (6747, 57700), (6924, 56225), (7501, 51900), (8650, 45006), (8655, 44980), (8996, 43275), (10380, 37505), (11245, 34620), (11540, 33735), (12975, 30004), (13494, 28850), (14425, 26988), (15002, 25950), (17300, 22503), (17310, 22490)]