16812804970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1319}}^1\times {\mathrm{1381}}^1$

素因数の和:2791

約数の個数: 64

約数和(自身を含む): 33099010560

約数和(自身を除く): 16286205590

約数列:

[1, 2, 5, 10, 13, 26, 65, 71, 130, 142, 355, 710, 923, 1319, 1381, 1846, 2638, 2762, 4615, 6595, 6905, 9230, 13190, 13810, 17147, 17953, 34294, 35906, 85735, 89765, 93649, 98051, 171470, 179530, 187298, 196102, 468245, 490255, 936490, 980510, 1217437, 1274663, 1821539, 2434874, 2549326, 3643078, 6087185, 6373315, 9107695, 12174370, 12746630, 18215390, 23680007, 47360014, 118400035, 129329269, 236800070, 258658538, 646646345, 1293292690, 1681280497, 3362560994, 8406402485, 16812804970]

約数ペア:

[(1, 16812804970), (2, 8406402485), (5, 3362560994), (10, 1681280497), (13, 1293292690), (26, 646646345), (65, 258658538), (71, 236800070), (130, 129329269), (142, 118400035), (355, 47360014), (710, 23680007), (923, 18215390), (1319, 12746630), (1381, 12174370), (1846, 9107695), (2638, 6373315), (2762, 6087185), (4615, 3643078), (6595, 2549326), (6905, 2434874), (9230, 1821539), (13190, 1274663), (13810, 1217437), (17147, 980510), (17953, 936490), (34294, 490255), (35906, 468245), (85735, 196102), (89765, 187298), (93649, 179530), (98051, 171470)]