66325910

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{61}}^1\times {\mathrm{317}}^1$

素因数の和:406

約数の個数: 64

約数和(自身を含む): 141955200

約数和(自身を除く): 75629290

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 61, 70, 98, 122, 245, 305, 317, 343, 427, 490, 610, 634, 686, 854, 1585, 1715, 2135, 2219, 2989, 3170, 3430, 4270, 4438, 5978, 11095, 14945, 15533, 19337, 20923, 22190, 29890, 31066, 38674, 41846, 77665, 96685, 104615, 108731, 135359, 155330, 193370, 209230, 217462, 270718, 543655, 676795, 947513, 1087310, 1353590, 1895026, 4737565, 6632591, 9475130, 13265182, 33162955, 66325910]

約数ペア:

[(1, 66325910), (2, 33162955), (5, 13265182), (7, 9475130), (10, 6632591), (14, 4737565), (35, 1895026), (49, 1353590), (61, 1087310), (70, 947513), (98, 676795), (122, 543655), (245, 270718), (305, 217462), (317, 209230), (343, 193370), (427, 155330), (490, 135359), (610, 108731), (634, 104615), (686, 96685), (854, 77665), (1585, 41846), (1715, 38674), (2135, 31066), (2219, 29890), (2989, 22190), (3170, 20923), (3430, 19337), (4270, 15533), (4438, 14945), (5978, 11095)]