981058847990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{773}}^1\times {\mathrm{513829}}^1$

素因数の和:514641

約数の個数: 64

約数和(自身を含む): 2004430276800

約数和(自身を除く): 1023371428810

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 773, 1235, 1546, 2470, 3865, 7730, 10049, 14687, 20098, 29374, 50245, 73435, 100490, 146870, 190931, 381862, 513829, 954655, 1027658, 1909310, 2569145, 5138290, 6679777, 9762751, 13359554, 19525502, 33398885, 48813755, 66797770, 97627510, 126915763, 253831526, 397189817, 634578815, 794379634, 1269157630, 1985949085, 3971898170, 5163467621, 7546606523, 10326935242, 15093213046, 25817338105, 37733032615, 51634676210, 75466065230, 98105884799, 196211769598, 490529423995, 981058847990]

約数ペア:

[(1, 981058847990), (2, 490529423995), (5, 196211769598), (10, 98105884799), (13, 75466065230), (19, 51634676210), (26, 37733032615), (38, 25817338105), (65, 15093213046), (95, 10326935242), (130, 7546606523), (190, 5163467621), (247, 3971898170), (494, 1985949085), (773, 1269157630), (1235, 794379634), (1546, 634578815), (2470, 397189817), (3865, 253831526), (7730, 126915763), (10049, 97627510), (14687, 66797770), (20098, 48813755), (29374, 33398885), (50245, 19525502), (73435, 13359554), (100490, 9762751), (146870, 6679777), (190931, 5138290), (381862, 2569145), (513829, 1909310), (954655, 1027658)]