71097880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{8191}}^1$

素因数の和:8240

約数の個数: 64

約数和(自身を含む): 188743680

約数和(自身を除く): 117645800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 1085, 1240, 1736, 2170, 4340, 8191, 8680, 16382, 32764, 40955, 57337, 65528, 81910, 114674, 163820, 229348, 253921, 286685, 327640, 458696, 507842, 573370, 1015684, 1146740, 1269605, 1777447, 2031368, 2293480, 2539210, 3554894, 5078420, 7109788, 8887235, 10156840, 14219576, 17774470, 35548940, 71097880]

約数ペア:

[(1, 71097880), (2, 35548940), (4, 17774470), (5, 14219576), (7, 10156840), (8, 8887235), (10, 7109788), (14, 5078420), (20, 3554894), (28, 2539210), (31, 2293480), (35, 2031368), (40, 1777447), (56, 1269605), (62, 1146740), (70, 1015684), (124, 573370), (140, 507842), (155, 458696), (217, 327640), (248, 286685), (280, 253921), (310, 229348), (434, 163820), (620, 114674), (868, 81910), (1085, 65528), (1240, 57337), (1736, 40955), (2170, 32764), (4340, 16382), (8191, 8680)]