20121511124735

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^2\times {\mathrm{79}}^1\times {\mathrm{562301}}^1$

素因数の和:562548

約数の個数: 48

約数和(自身を含む): 26249336979840

約数和(自身を除く): 6127825855105

約数列:

[1, 5, 17, 73, 79, 85, 365, 395, 1241, 1343, 5329, 5767, 6205, 6715, 26645, 28835, 90593, 98039, 420991, 452965, 490195, 562301, 2104955, 2811505, 7156847, 9559117, 35784235, 41047973, 44421779, 47795585, 205239865, 222108895, 697815541, 755170243, 2996502029, 3242789867, 3489077705, 3775851215, 14982510145, 16213949335, 50940534493, 55127427739, 236723660291, 254702672465, 275637138695, 1183618301455, 4024302224947, 20121511124735]

約数ペア:

[(1, 20121511124735), (5, 4024302224947), (17, 1183618301455), (73, 275637138695), (79, 254702672465), (85, 236723660291), (365, 55127427739), (395, 50940534493), (1241, 16213949335), (1343, 14982510145), (5329, 3775851215), (5767, 3489077705), (6205, 3242789867), (6715, 2996502029), (26645, 755170243), (28835, 697815541), (90593, 222108895), (98039, 205239865), (420991, 47795585), (452965, 44421779), (490195, 41047973), (562301, 35784235), (2104955, 9559117), (2811505, 7156847)]