79928540

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{941}}^1$

素因数の和:1118

約数の個数: 48

約数和(自身を含む): 174714624

約数和(自身を除く): 94786084

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 137, 155, 274, 310, 548, 620, 685, 941, 1370, 1882, 2740, 3764, 4247, 4705, 8494, 9410, 16988, 18820, 21235, 29171, 42470, 58342, 84940, 116684, 128917, 145855, 257834, 291710, 515668, 583420, 644585, 1289170, 2578340, 3996427, 7992854, 15985708, 19982135, 39964270, 79928540]

約数ペア:

[(1, 79928540), (2, 39964270), (4, 19982135), (5, 15985708), (10, 7992854), (20, 3996427), (31, 2578340), (62, 1289170), (124, 644585), (137, 583420), (155, 515668), (274, 291710), (310, 257834), (548, 145855), (620, 128917), (685, 116684), (941, 84940), (1370, 58342), (1882, 42470), (2740, 29171), (3764, 21235), (4247, 18820), (4705, 16988), (8494, 9410)]